Home / 10,951.13-15,107.14-6,472.73

Finding the Fourth Proportional to 10,951.13, 15,107.14 and 6,472.73

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Solution

The fourth proportional to 10,951.13, 15,107.14 and 6,472.73 is: 8,929.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,951.13 : 15,107.14 = 6,472.73 : x
  2. Step 2: Convert to fraction form
    10,951.13/15,107.14 = 6,472.73/x
  3. Step 3: Cross multiply
    10,951.13x = 15,107.14 × 6,472.73
  4. Step 4: Simplify right side
    10,951.13x = 97,784,438.29
  5. Step 5: Solve for x
    x = 97,784,438.29/10,951.13
  6. Step 6: Final answer
    x = 8,929.16

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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.