Home / 3,726.24-5,142.21-2,234.52

Finding the Fourth Proportional to 3,726.24, 5,142.21 and 2,234.52

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Solution

The fourth proportional to 3,726.24, 5,142.21 and 2,234.52 is: 3,083.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.24 : 5,142.21 = 2,234.52 : x
  2. Step 2: Convert to fraction form
    3,726.24/5,142.21 = 2,234.52/x
  3. Step 3: Cross multiply
    3,726.24x = 5,142.21 × 2,234.52
  4. Step 4: Simplify right side
    3,726.24x = 11,490,371.09
  5. Step 5: Solve for x
    x = 11,490,371.09/3,726.24
  6. Step 6: Final answer
    x = 3,083.64

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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.