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Finding the Fourth Proportional to 3,800.73, 5,241.74 and 2,473.95

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Solution

The fourth proportional to 3,800.73, 5,241.74 and 2,473.95 is: 3,411.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800.73 : 5,241.74 = 2,473.95 : x
  2. Step 2: Convert to fraction form
    3,800.73/5,241.74 = 2,473.95/x
  3. Step 3: Cross multiply
    3,800.73x = 5,241.74 × 2,473.95
  4. Step 4: Simplify right side
    3,800.73x = 12,967,790.30
  5. Step 5: Solve for x
    x = 12,967,790.30/3,800.73
  6. Step 6: Final answer
    x = 3,411.92

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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.