Conversion formula

The conversion factor from deciliters to cups is 0.42267528198649, which means that 1 deciliter is equal to 0.42267528198649 cups:

1 dL = 0.42267528198649 cup

To convert 3.9 deciliters into cups we have to multiply 3.9 by the conversion factor in order to get the volume amount from deciliters to cups. We can also form a simple proportion to calculate the result:

1 dL → 0.42267528198649 cup

3.9 dL → V_(cup)

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

V_(cup) = 3.9 dL × 0.42267528198649 cup

V_(cup) = 1.6484335997473 cup

The final result is:

3.9 dL → 1.6484335997473 cup

We conclude that 3.9 deciliters is equivalent to 1.6484335997473 cups:

3.9 deciliters = 1.6484335997473 cups

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cup is equal to 0.60663650641026 × 3.9 deciliters.

Another way is saying that 3.9 deciliters is equal to 1 ÷ 0.60663650641026 cups.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that three point nine deciliters is approximately one point six four eight cups:

3.9 dL ≅ 1.648 cup

An alternative is also that one cup is approximately zero point six zero seven times three point nine deciliters.

Conversion table

deciliters to cups chart

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