Chasing a daunting target of 472 for victory, Bengal were dismissed for 339 in their second innings shortly after tea on Day 4 of the five-day final.
Mumbai beat Maharashtra by an innings and 154 runs to advance into the last four in the Ranji Trophy.
Jadeja's haul helped Saurashtra bowl out TN for 133 in the second innings and the visitors require 262 runs for an outright victory on Friday.
Mumbai bowlers came out hard with an aim to defeat the weather gods in their bid to enter the final of the Ranji Trophy for the 44th time, but the bravehearts from Services batted with a lot of purpose, taking the semi-final into the reserve sixth day.
Sarfaraz Khan's omission from the Indian team has been linked to fitness and disciplinary issues but sources in Mumbai cricket insisted that there was no truth in the claims.
The lanky left-handed batter also maintained that he has been backing his game.
Tamil Nadu registered their first win of the season, beating Kerala by 151 runs Sunday in a Ranji Trophy Elite Group 'B' match at the M A Chidambaram stadium in Chennai.
Shreyas Iyer slammed 178, while captain Siddhesh Lad made a responsible 130, to power Mumbai to an imposing score of 439 for eight against Baroda, on Day 1 of the Ranji Trophy match.
Abhimanyu Mithun claimed a third five-for of the season as Vidarbha collapsed for 185 before Karnataka were left reeling at 36 for three on the opening day of their Ranji Trophy semi-final in Kolkata.
Mumbai crushed Saurashtra by an innings and 21 runs in the final to win their 41st Ranji Trophy title, in Pune, on Friday.
Young Karun Nair completed a hat-trick of first-class centuries in his debut season as Karnataka seized control of their Ranji Trophy semi-final against hosts Punjab, taking an 81-run first innings lead on the third day, in Mohali, on Monday. In reply to Punjab's first innings total of 270, the visitors ended the third day's play on 351 for 5, with Nair unbeaten on a career best score of 107 in company of comeback man Amit Verma, who struck an unbeaten 65.
A round-up of all the Ranji Trophy matches played on Monday.
Punjab captain Harbhajan Singh led from the front as his four-wicket haul brought Punjab right back in the hunt on the penultimate day of their Ranji Trophy semi-final against Saurashtra in Rajkot on Saturday.
Riding on a splendid bowling spell by debutant seamer Dharmendrasinh Jadeja, Saurashtra beat Madhya Pradesh by 227 runs on the fourth and final day of their Ranji Trophy Group A match and entered into knockout stage.
A round-up of Ranji matches played on Friday.
The defending champions retained the title by virtue of their first innings lead against Tamil Nadu in the Elite championship final.
Holders Vidarbha thrashed Mumbai by an innings and 145 runs to knock out the 41-time Ranji Trophy champions.
The Indian team were rewarded with a bonus as the BCCI announced the launch of the 'Test Cricket Incentive Scheme'.
Gautam Gambhir lived a charmed life but the famous grit was displayed in abundance on way to an unbeaten 92, his final knock in competitive cricket guiding Delhi to 190 for one.
Hosts Karnataka amassed three points on the basis of their crucial first-innings lead as their Elite Ranji Trophy Group A game against Mumbai ended in a tame draw in Belagavi.
However, Rohit maintains that he hasn't taken a call on his T20 future.
Muzumdar was the only one to appear for the interview in person.
The veteran batsman, playing in his final Ranji Trophy match, steered Mumbai to victory over Haryana with a dogged innings of 79 on a difficult wicket at the Bansi Lal Cricket Stadium.
One of Australia's finest ever captain Ian Chappell never ever believed that a professional cricket team needs a specialist coach. "An international 'coach' is something the Australian team travels in around England," is one of Chappell's iconic pun-intended quote on what he exactly thought about cricket coaches. Back in India though, coaching senior teams - from international to IPL is a well-paid job, not discounting the glamour which is associated with it. But reality bites when one climbs down -- just a notch below at the first-class level where it's not always a bed of roses for all those plying their trade.
A round-up of Ranji matches played on Monday.
Gujarat Titans head coach Ashish Nehra on Saturday said he never tried to convince Hardik Pandya against returning to Mumbai Indians but conceded that the star all-rounder's experience would be dearly missed by the team in the IPL beginning on March 22.
Rajasthan are all set to retain the Ranji Trophy after ensuring a huge lead against hosts Tamil Nadu at stumps, on the fourth day of the final in Chennai on Sunday.
A round-up of the third day's action of the Ranji Trophy quarter-final ties on Sunday.
With Mumbai and Karnataka having already qualified for the last eight stage from Group A and B respectively, one can expect keen contests for the remaining four slots that are up for grabs. The last two slots will be taken by Plate Group semi-final winners.
Ajinkya Rahane and Prithvi Shaw faltered yet again as Karnataka pacers wreaked a havoc and bundled out Mumbai for a paltry 194 on the opening day of their Elite Ranji Trophy match in Mumbai. Services bowled out Maharashtra for 44 with medium pacer P S Poonia picking up 5/11 in their Ranji Trophy match in New Delhi
Who do you think batted best in the LSG-RR encounter?
With KL Rahul struggling to find his form, the Irani Cup can help Mayank Agarwal find his way back into the national team.
The 2002 champions won on the first innings lead after setting Punjab an improbable target of 518 runs in less than two sessions on the final day of the match.
Shikhar Dhawan was all guts and grit while negotiating tough conditions in his comeback game as he boosted Delhi's morale with a well-controlled 137 against Hyderabad in their Ranji Trophy Group A match in New Delhi. A round up of Day 1 of the Ranji Trophy matches played on Wednesday.
He has had a rough one month leading up to the IPL but KKR captain Shreyas Iyer wants to put all those negative thoughts in the back-burner as he focuses on what's there in store for him.
Ace off-spinner Ravichandran Ashwin starred with a five-wicket haul to help Tamil Nadu bundle out Himachal Pradesh for 158 on the opening day of the Ranji Trophy Group B match. A round-up of Day 1 of the Ranji Trophy matches played on Tuesday.
Vidarbha claimed their maiden Ranji Trophy after beating Delhi by nine wickets in the final of India's premier domestic tournament, in Indore, on Monday.
KB Arun Karthick struck a vital unbeaten 115 to help Assam garner three crucial points against defending champions Karnataka after their Group 'A' Ranji Trophy match ended in a tame draw, Guwahati, on Sunday.
Delhi spinners Manan Sharma and Vikas Mishra took an hour to grab the remaining four wickets as the Ishant Sharma-led team beat Railways by an innings and 105 runs in their second Group A league match of the Ranji Trophy, on Tuesday.
Favourites Karnataka deservedly won their seventh Ranji Trophy title after beating a spirited Maharashtra side by seven wickets on the fifth and concluding day of the final match in Hyderabad.