Home / 9,486-11,430

Finding the Third Proportional to 9,486 and 11,430

Calculator

Solution

The third proportional to 9,486 and 11,430 is: 13,772.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486 : 11,430 = 11,430 : x
  2. Step 2: Convert to fraction form
    9,486/11,430 = 11,430/x
  3. Step 3: Cross multiply
    9,486x = 11,430 × 11,430
  4. Step 4: Simplify right side
    9,486x = 130,644,900
  5. Step 5: Solve for x
    x = 130,644,900/9,486
  6. Step 6: Final answer
    x = 13,772.39

Related Problems

Find third proportional to 4,743 and 5,715
Half scale
Find third proportional to 18,972 and 22,860
Double scale
Find third proportional to 9,488 and 11,432
Similar ratio
Find third proportional to 14,229 and 17,145
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.