"The... annual inflation rate at the end of April rose to 3,713.9 percent," the state-run Herald newspaper reported Thursday quoting figures released by the Central Statistics Office (CSO).
"This means prices rose about 36-fold between the end of April last year and the same day this year," it said.
The CSO attributed the jump to the soaring cost of domestic power, meat, vegetables, gas and other fuels as well as passenger transport.
The annual inflation rate has been on a roller-coaster ride since December 2004 when it shot up to 622.
8 percent. In March this year it breached the 2,000 percent mark to reach 2,200 percent.
Mugabe approved on Monday the incomes and pricing commission act to monitor and control prices and incomes as part of a clutch of measures to tame the country's galloping inflation.
"The commission is considered an essential part of the process to slow down inflation and eventually bring it down to single digits while at the same time minimising its damage