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Finding the Fourth Proportional to 8,207.62, 11,326.65 and 4,481.62

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Solution

The fourth proportional to 8,207.62, 11,326.65 and 4,481.62 is: 6,184.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207.62 : 11,326.65 = 4,481.62 : x
  2. Step 2: Convert to fraction form
    8,207.62/11,326.65 = 4,481.62/x
  3. Step 3: Cross multiply
    8,207.62x = 11,326.65 × 4,481.62
  4. Step 4: Simplify right side
    8,207.62x = 50,761,741.17
  5. Step 5: Solve for x
    x = 50,761,741.17/8,207.62
  6. Step 6: Final answer
    x = 6,184.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.