Conversion formula

The conversion factor from fluid ounces to deciliters is 0.295735296875, which means that 1 fluid ounce is equal to 0.295735296875 deciliters:

1 fl oz = 0.295735296875 dL

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

1 fl oz → 0.295735296875 dL

3.9 fl oz → V_(dL)

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

V_(dL) = 3.9 fl oz × 0.295735296875 dL

V_(dL) = 1.1533676578125 dL

The final result is:

3.9 fl oz → 1.1533676578125 dL

We conclude that 3.9 fluid ounces is equivalent to 1.1533676578125 deciliters:

3.9 fluid ounces = 1.1533676578125 deciliters

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 deciliter is equal to 0.86702621945947 × 3.9 fluid ounces.

Another way is saying that 3.9 fluid ounces is equal to 1 ÷ 0.86702621945947 deciliters.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that three point nine fluid ounces is approximately one point one five three deciliters:

3.9 fl oz ≅ 1.153 dL

An alternative is also that one deciliter is approximately zero point eight six seven times three point nine fluid ounces.

Conversion table

fluid ounces to deciliters chart

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