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Finding the Fourth Proportional to 3,760.99, 5,642.79 and 2,375.29

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Solution

The fourth proportional to 3,760.99, 5,642.79 and 2,375.29 is: 3,563.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,760.99 : 5,642.79 = 2,375.29 : x
  2. Step 2: Convert to fraction form
    3,760.99/5,642.79 = 2,375.29/x
  3. Step 3: Cross multiply
    3,760.99x = 5,642.79 × 2,375.29
  4. Step 4: Simplify right side
    3,760.99x = 13,403,262.66
  5. Step 5: Solve for x
    x = 13,403,262.66/3,760.99
  6. Step 6: Final answer
    x = 3,563.76

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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.