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Finding the Fourth Proportional to 8,392.62, 12,535.26 and 7,600.83

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Solution

The fourth proportional to 8,392.62, 12,535.26 and 7,600.83 is: 11,352.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392.62 : 12,535.26 = 7,600.83 : x
  2. Step 2: Convert to fraction form
    8,392.62/12,535.26 = 7,600.83/x
  3. Step 3: Cross multiply
    8,392.62x = 12,535.26 × 7,600.83
  4. Step 4: Simplify right side
    8,392.62x = 95,278,380.27
  5. Step 5: Solve for x
    x = 95,278,380.27/8,392.62
  6. Step 6: Final answer
    x = 11,352.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.