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Finding the Fourth Proportional to 5,001.73, 6,902.99 and 2,905.86

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Solution

The fourth proportional to 5,001.73, 6,902.99 and 2,905.86 is: 4,010.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.73 : 6,902.99 = 2,905.86 : x
  2. Step 2: Convert to fraction form
    5,001.73/6,902.99 = 2,905.86/x
  3. Step 3: Cross multiply
    5,001.73x = 6,902.99 × 2,905.86
  4. Step 4: Simplify right side
    5,001.73x = 20,059,122.52
  5. Step 5: Solve for x
    x = 20,059,122.52/5,001.73
  6. Step 6: Final answer
    x = 4,010.44

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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.