.
The correct proportion is
= .
From this proportion you get (cross multiplication) 6.3*Area = 6.93, which implies
Area = = 1.1 acre.
--------------
Be aware: the proportion presented by @josgarithmetic is incorrect.
==============
There is a bunch of lessons on proportions in this site:
- Proportions
- Using proportions to solve word problems
- Using proportions to solve word problems in Physics
- Using proportions to solve Chemistry problems
- Using proportions to estimate the number of fish in a lake
- HOW TO algebreze and solve this problem using proportions
- OVERVIEW of lessons on proportions
These lessons were written specially for you.
Read them and become an expert in this area.