Home / 3,822.62-5,726.12-2,257.91

Finding the Fourth Proportional to 3,822.62, 5,726.12 and 2,257.91

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Solution

The fourth proportional to 3,822.62, 5,726.12 and 2,257.91 is: 3,382.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.62 : 5,726.12 = 2,257.91 : x
  2. Step 2: Convert to fraction form
    3,822.62/5,726.12 = 2,257.91/x
  3. Step 3: Cross multiply
    3,822.62x = 5,726.12 × 2,257.91
  4. Step 4: Simplify right side
    3,822.62x = 12,929,023.69
  5. Step 5: Solve for x
    x = 12,929,023.69/3,822.62
  6. Step 6: Final answer
    x = 3,382.24

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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.