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Finding the Fourth Proportional to 11,172.29, 16,753.04 and 6,493.65

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Solution

The fourth proportional to 11,172.29, 16,753.04 and 6,493.65 is: 9,737.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,172.29 : 16,753.04 = 6,493.65 : x
  2. Step 2: Convert to fraction form
    11,172.29/16,753.04 = 6,493.65/x
  3. Step 3: Cross multiply
    11,172.29x = 16,753.04 × 6,493.65
  4. Step 4: Simplify right side
    11,172.29x = 108,788,345.73
  5. Step 5: Solve for x
    x = 108,788,345.73/11,172.29
  6. Step 6: Final answer
    x = 9,737.33

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1.5x scale

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.