Formula to convert 3 gallons to liters is to multiply 3 by 3.75841178 (this is the value for 1 gallon to liter).
Convert 3 Gallons to Liters results
3 x 3.78541178 = 11.35623534
3 gal = 11.36 l
It’s simple, the answer for 3 gallons is eleven point three six liters