Home / 8,469.48-12,706.82-3,793.40

Finding the Fourth Proportional to 8,469.48, 12,706.82 and 3,793.40

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Solution

The fourth proportional to 8,469.48, 12,706.82 and 3,793.40 is: 5,691.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,469.48 : 12,706.82 = 3,793.40 : x
  2. Step 2: Convert to fraction form
    8,469.48/12,706.82 = 3,793.40/x
  3. Step 3: Cross multiply
    8,469.48x = 12,706.82 × 3,793.40
  4. Step 4: Simplify right side
    8,469.48x = 48,202,050.99
  5. Step 5: Solve for x
    x = 48,202,050.99/8,469.48
  6. Step 6: Final answer
    x = 5,691.26

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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.