8/5=x/7 (8*7)=5x 56=5x 56/5=5x/5 11.2 liters of oil=x
Set it up in a proportion.
8 (oil)/5 (salad dressing) = x/7 cross multiply to get 11.2
You need to blend 11.2 liters of oil with 7 liters of vinegar to maintain the 8:5 ratio of oil to vinegar in your salad dressing. This is calculated using a proportion based on the given ratio. The calculation shows how the quantities relate to each other.
;