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Finding the Fourth Proportional to 3,793.93, 5,687.14 and 1,817.27

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Solution

The fourth proportional to 3,793.93, 5,687.14 and 1,817.27 is: 2,724.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,793.93 : 5,687.14 = 1,817.27 : x
  2. Step 2: Convert to fraction form
    3,793.93/5,687.14 = 1,817.27/x
  3. Step 3: Cross multiply
    3,793.93x = 5,687.14 × 1,817.27
  4. Step 4: Simplify right side
    3,793.93x = 10,335,068.91
  5. Step 5: Solve for x
    x = 10,335,068.91/3,793.93
  6. Step 6: Final answer
    x = 2,724.11

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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.