Home / 10,132.47-13,982.43-6,357.66

Finding the Fourth Proportional to 10,132.47, 13,982.43 and 6,357.66

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Solution

The fourth proportional to 10,132.47, 13,982.43 and 6,357.66 is: 8,773.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,132.47 : 13,982.43 = 6,357.66 : x
  2. Step 2: Convert to fraction form
    10,132.47/13,982.43 = 6,357.66/x
  3. Step 3: Cross multiply
    10,132.47x = 13,982.43 × 6,357.66
  4. Step 4: Simplify right side
    10,132.47x = 88,895,535.91
  5. Step 5: Solve for x
    x = 88,895,535.91/10,132.47
  6. Step 6: Final answer
    x = 8,773.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.