Abdur Razzak took 4-14 as Bangladesh won by 65 runs to open a 2-1 lead in the one-day series with Zimbabwe.
Zimbabwe are hoping to build on their T20 success in the opening one-day international with West Indies on Thursday.
Zimbabwe claimed a 66-run win over Kenya in Nairobi on Sunday to open a 4-0 lead in the one-day series.
Prosper Utseya's unbeaten 68 led Zimbabwe to a series-clinching four-wicket win over Kenya in the third one-day international.
Zimbabwean skipper Prosper Utseya is hoping a run of good results will see the country return to the Test arena.
Andrew Strauss says England have a lot of ‘difficult questions’ to answer ahead of the World Cup.
Full-on Yorkshire are the pride of the County Championship, says David Lloyd, and deservedly so.
One Day Cup
T20 Champions Lge