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Finding the Fourth Proportional to 2,392.73, 3,592.11 and 2,281.94

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Solution

The fourth proportional to 2,392.73, 3,592.11 and 2,281.94 is: 3,425.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.73 : 3,592.11 = 2,281.94 : x
  2. Step 2: Convert to fraction form
    2,392.73/3,592.11 = 2,281.94/x
  3. Step 3: Cross multiply
    2,392.73x = 3,592.11 × 2,281.94
  4. Step 4: Simplify right side
    2,392.73x = 8,196,979.49
  5. Step 5: Solve for x
    x = 8,196,979.49/2,392.73
  6. Step 6: Final answer
    x = 3,425.79

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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.