Home / 4,516.60-6,767.61-2,781.58

Finding the Fourth Proportional to 4,516.60, 6,767.61 and 2,781.58

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Solution

The fourth proportional to 4,516.60, 6,767.61 and 2,781.58 is: 4,167.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,516.60 : 6,767.61 = 2,781.58 : x
  2. Step 2: Convert to fraction form
    4,516.60/6,767.61 = 2,781.58/x
  3. Step 3: Cross multiply
    4,516.60x = 6,767.61 × 2,781.58
  4. Step 4: Simplify right side
    4,516.60x = 18,824,648.62
  5. Step 5: Solve for x
    x = 18,824,648.62/4,516.60
  6. Step 6: Final answer
    x = 4,167.88

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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.