Finding the Third Proportional to 1,036 and 1,386
Calculator
Solution
The third proportional to 1,036 and 1,386 is: 1,854.24
Step by Step Solution
- Step 1: Write the proportion equation
1,036 : 1,386 = 1,386 : x - Step 2: Convert to fraction form
1,036/1,386 = 1,386/x - Step 3: Cross multiply
1,036x = 1,386 × 1,386 - Step 4: Simplify right side
1,036x = 1,920,996 - Step 5: Solve for x
x = 1,920,996/1,036 - Step 6: Final answer
x = 1,854.24
Related Problems
Find third proportional to 518 and 693
Half scale
Find third proportional to 2,072 and 2,772
Double scale
Find third proportional to 1,038 and 1,389
Similar ratio
Find third proportional to 1,554 and 2,079
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.