Home / 10,922.59-16,358.91-6,531.04

Finding the Fourth Proportional to 10,922.59, 16,358.91 and 6,531.04

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Solution

The fourth proportional to 10,922.59, 16,358.91 and 6,531.04 is: 9,781.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,922.59 : 16,358.91 = 6,531.04 : x
  2. Step 2: Convert to fraction form
    10,922.59/16,358.91 = 6,531.04/x
  3. Step 3: Cross multiply
    10,922.59x = 16,358.91 × 6,531.04
  4. Step 4: Simplify right side
    10,922.59x = 106,840,695.57
  5. Step 5: Solve for x
    x = 106,840,695.57/10,922.59
  6. Step 6: Final answer
    x = 9,781.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.