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Finding the Fourth Proportional to 3,762.40, 5,644.36 and 2,592.97

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Solution

The fourth proportional to 3,762.40, 5,644.36 and 2,592.97 is: 3,889.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,762.40 : 5,644.36 = 2,592.97 : x
  2. Step 2: Convert to fraction form
    3,762.40/5,644.36 = 2,592.97/x
  3. Step 3: Cross multiply
    3,762.40x = 5,644.36 × 2,592.97
  4. Step 4: Simplify right side
    3,762.40x = 14,635,621.44
  5. Step 5: Solve for x
    x = 14,635,621.44/3,762.40
  6. Step 6: Final answer
    x = 3,889.97

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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.