Conversion formula

The conversion factor from fluid ounces to cups is 0.125, which means that 1 fluid ounce is equal to 0.125 cups:

1 fl oz = 0.125 cup

To convert 1391 fluid ounces into cups we have to multiply 1391 by the conversion factor in order to get the volume amount from fluid ounces to cups. We can also form a simple proportion to calculate the result:

1 fl oz → 0.125 cup

1391 fl oz → V_(cup)

Solve the above proportion to obtain the volume V in cups:

V_(cup) = 1391 fl oz × 0.125 cup

V_(cup) = 173.875 cup

The final result is:

1391 fl oz → 173.875 cup

We conclude that 1391 fluid ounces is equivalent to 173.875 cups:

1391 fluid ounces = 173.875 cups

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cup is equal to 0.0057512580877067 × 1391 fluid ounces.

Another way is saying that 1391 fluid ounces is equal to 1 ÷ 0.0057512580877067 cups.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand three hundred ninety-one fluid ounces is approximately one hundred seventy-three point eight seven five cups:

1391 fl oz ≅ 173.875 cup

An alternative is also that one cup is approximately zero point zero zero six times one thousand three hundred ninety-one fluid ounces.

Conversion table

fluid ounces to cups chart

For quick reference purposes, below is the conversion table you can use to convert from fluid ounces to cups