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Finding the Fourth Proportional to 3,668.73, 5,062.88 and 2,827.88

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Solution

The fourth proportional to 3,668.73, 5,062.88 and 2,827.88 is: 3,902.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668.73 : 5,062.88 = 2,827.88 : x
  2. Step 2: Convert to fraction form
    3,668.73/5,062.88 = 2,827.88/x
  3. Step 3: Cross multiply
    3,668.73x = 5,062.88 × 2,827.88
  4. Step 4: Simplify right side
    3,668.73x = 14,317,177.64
  5. Step 5: Solve for x
    x = 14,317,177.64/3,668.73
  6. Step 6: Final answer
    x = 3,902.49

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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.