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Finding the Fourth Proportional to 8,363.69, 12,552.44 and 4,204.88

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Solution

The fourth proportional to 8,363.69, 12,552.44 and 4,204.88 is: 6,310.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363.69 : 12,552.44 = 4,204.88 : x
  2. Step 2: Convert to fraction form
    8,363.69/12,552.44 = 4,204.88/x
  3. Step 3: Cross multiply
    8,363.69x = 12,552.44 × 4,204.88
  4. Step 4: Simplify right side
    8,363.69x = 52,781,467.19
  5. Step 5: Solve for x
    x = 52,781,467.19/8,363.69
  6. Step 6: Final answer
    x = 6,310.79

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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.