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Finding the Fourth Proportional to 7,591.71, 10,472.35 and 4,447.29

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Solution

The fourth proportional to 7,591.71, 10,472.35 and 4,447.29 is: 6,134.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,591.71 : 10,472.35 = 4,447.29 : x
  2. Step 2: Convert to fraction form
    7,591.71/10,472.35 = 4,447.29/x
  3. Step 3: Cross multiply
    7,591.71x = 10,472.35 × 4,447.29
  4. Step 4: Simplify right side
    7,591.71x = 46,573,577.43
  5. Step 5: Solve for x
    x = 46,573,577.43/7,591.71
  6. Step 6: Final answer
    x = 6,134.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.