Home / 10,524.90-15,710.29-9,279.37

Finding the Fourth Proportional to 10,524.90, 15,710.29 and 9,279.37

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Solution

The fourth proportional to 10,524.90, 15,710.29 and 9,279.37 is: 13,851.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,524.90 : 15,710.29 = 9,279.37 : x
  2. Step 2: Convert to fraction form
    10,524.90/15,710.29 = 9,279.37/x
  3. Step 3: Cross multiply
    10,524.90x = 15,710.29 × 9,279.37
  4. Step 4: Simplify right side
    10,524.90x = 145,781,616.92
  5. Step 5: Solve for x
    x = 145,781,616.92/10,524.90
  6. Step 6: Final answer
    x = 13,851.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.