Home / 8,204.57-12,306.36-3,272.87

Finding the Fourth Proportional to 8,204.57, 12,306.36 and 3,272.87

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Solution

The fourth proportional to 8,204.57, 12,306.36 and 3,272.87 is: 4,909.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,204.57 : 12,306.36 = 3,272.87 : x
  2. Step 2: Convert to fraction form
    8,204.57/12,306.36 = 3,272.87/x
  3. Step 3: Cross multiply
    8,204.57x = 12,306.36 × 3,272.87
  4. Step 4: Simplify right side
    8,204.57x = 40,277,116.45
  5. Step 5: Solve for x
    x = 40,277,116.45/8,204.57
  6. Step 6: Final answer
    x = 4,909.11

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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.