Finding the Third Proportional to 943 and 1,691
Calculator
Solution
The third proportional to 943 and 1,691 is: 3,032.32
Step by Step Solution
- Step 1: Write the proportion equation
943 : 1,691 = 1,691 : x - Step 2: Convert to fraction form
943/1,691 = 1,691/x - Step 3: Cross multiply
943x = 1,691 × 1,691 - Step 4: Simplify right side
943x = 2,859,481 - Step 5: Solve for x
x = 2,859,481/943 - Step 6: Final answer
x = 3,032.32
Related Problems
Find third proportional to 471.50 and 845.50
Half scale
Find third proportional to 1,886 and 3,382
Double scale
Find third proportional to 945 and 1,695
Similar ratio
Find third proportional to 1,414.50 and 2,536.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.79) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.