Finding the Third Proportional to 1,038 and 1,656
Calculator
Solution
The third proportional to 1,038 and 1,656 is: 2,641.94
Step by Step Solution
- Step 1: Write the proportion equation
1,038 : 1,656 = 1,656 : x - Step 2: Convert to fraction form
1,038/1,656 = 1,656/x - Step 3: Cross multiply
1,038x = 1,656 × 1,656 - Step 4: Simplify right side
1,038x = 2,742,336 - Step 5: Solve for x
x = 2,742,336/1,038 - Step 6: Final answer
x = 2,641.94
Related Problems
Find third proportional to 519 and 828
Half scale
Find third proportional to 2,076 and 3,312
Double scale
Find third proportional to 1,040 and 1,659
Similar ratio
Find third proportional to 1,557 and 2,484
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.