Formula to convert 4000 liters to gallons is to multiply 4000 by 0.264172 (this is the value for 1 liter to gallon).
Convert 4000 Liters to Gallons results
4000 x 0.264172052 = 1056.6882096
4000 l = 1056.69 gal
To conclude the answer for 4000 liters is one thousand fifty six point sixty nine gallons