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Finding the Fourth Proportional to 6,241.32, 8,613.02 and 3,446.82

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Solution

The fourth proportional to 6,241.32, 8,613.02 and 3,446.82 is: 4,756.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,241.32 : 8,613.02 = 3,446.82 : x
  2. Step 2: Convert to fraction form
    6,241.32/8,613.02 = 3,446.82/x
  3. Step 3: Cross multiply
    6,241.32x = 8,613.02 × 3,446.82
  4. Step 4: Simplify right side
    6,241.32x = 29,687,512.36
  5. Step 5: Solve for x
    x = 29,687,512.36/6,241.32
  6. Step 6: Final answer
    x = 4,756.61

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Half scale
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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.