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Finding the Fourth Proportional to 8,863.17, 13,295.97 and 3,932.70

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Solution

The fourth proportional to 8,863.17, 13,295.97 and 3,932.70 is: 5,899.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863.17 : 13,295.97 = 3,932.70 : x
  2. Step 2: Convert to fraction form
    8,863.17/13,295.97 = 3,932.70/x
  3. Step 3: Cross multiply
    8,863.17x = 13,295.97 × 3,932.70
  4. Step 4: Simplify right side
    8,863.17x = 52,289,061.22
  5. Step 5: Solve for x
    x = 52,289,061.22/8,863.17
  6. Step 6: Final answer
    x = 5,899.59

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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.