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Finding the Fourth Proportional to 8,249.04, 12,380.04 and 4,553.82

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Solution

The fourth proportional to 8,249.04, 12,380.04 and 4,553.82 is: 6,834.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249.04 : 12,380.04 = 4,553.82 : x
  2. Step 2: Convert to fraction form
    8,249.04/12,380.04 = 4,553.82/x
  3. Step 3: Cross multiply
    8,249.04x = 12,380.04 × 4,553.82
  4. Step 4: Simplify right side
    8,249.04x = 56,376,473.75
  5. Step 5: Solve for x
    x = 56,376,473.75/8,249.04
  6. Step 6: Final answer
    x = 6,834.31

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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.