Home / 3,726.52-5,142.36-3,367.96

Finding the Fourth Proportional to 3,726.52, 5,142.36 and 3,367.96

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Solution

The fourth proportional to 3,726.52, 5,142.36 and 3,367.96 is: 4,647.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.52 : 5,142.36 = 3,367.96 : x
  2. Step 2: Convert to fraction form
    3,726.52/5,142.36 = 3,367.96/x
  3. Step 3: Cross multiply
    3,726.52x = 5,142.36 × 3,367.96
  4. Step 4: Simplify right side
    3,726.52x = 17,319,262.79
  5. Step 5: Solve for x
    x = 17,319,262.79/3,726.52
  6. Step 6: Final answer
    x = 4,647.57

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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.