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Finding the Fourth Proportional to 10,672.75, 16,007.62 and 6,711.93

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Solution

The fourth proportional to 10,672.75, 16,007.62 and 6,711.93 is: 10,066.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672.75 : 16,007.62 = 6,711.93 : x
  2. Step 2: Convert to fraction form
    10,672.75/16,007.62 = 6,711.93/x
  3. Step 3: Cross multiply
    10,672.75x = 16,007.62 × 6,711.93
  4. Step 4: Simplify right side
    10,672.75x = 107,442,008.13
  5. Step 5: Solve for x
    x = 107,442,008.13/10,672.75
  6. Step 6: Final answer
    x = 10,066.95

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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.