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Finding the Fourth Proportional to 8,446.64, 12,672.02 and 5,952.69

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Solution

The fourth proportional to 8,446.64, 12,672.02 and 5,952.69 is: 8,930.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,446.64 : 12,672.02 = 5,952.69 : x
  2. Step 2: Convert to fraction form
    8,446.64/12,672.02 = 5,952.69/x
  3. Step 3: Cross multiply
    8,446.64x = 12,672.02 × 5,952.69
  4. Step 4: Simplify right side
    8,446.64x = 75,432,513.61
  5. Step 5: Solve for x
    x = 75,432,513.61/8,446.64
  6. Step 6: Final answer
    x = 8,930.48

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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.