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Finding the Fourth Proportional to 8,334.62, 12,503.49 and 3,654.62

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Solution

The fourth proportional to 8,334.62, 12,503.49 and 3,654.62 is: 5,482.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,334.62 : 12,503.49 = 3,654.62 : x
  2. Step 2: Convert to fraction form
    8,334.62/12,503.49 = 3,654.62/x
  3. Step 3: Cross multiply
    8,334.62x = 12,503.49 × 3,654.62
  4. Step 4: Simplify right side
    8,334.62x = 45,695,504.62
  5. Step 5: Solve for x
    x = 45,695,504.62/8,334.62
  6. Step 6: Final answer
    x = 5,482.61

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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.