Home / 3,726.25-5,140.92-2,234.65

Finding the Fourth Proportional to 3,726.25, 5,140.92 and 2,234.65

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Solution

The fourth proportional to 3,726.25, 5,140.92 and 2,234.65 is: 3,083.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.25 : 5,140.92 = 2,234.65 : x
  2. Step 2: Convert to fraction form
    3,726.25/5,140.92 = 2,234.65/x
  3. Step 3: Cross multiply
    3,726.25x = 5,140.92 × 2,234.65
  4. Step 4: Simplify right side
    3,726.25x = 11,488,145.70
  5. Step 5: Solve for x
    x = 11,488,145.70/3,726.25
  6. Step 6: Final answer
    x = 3,083.03

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1.5x scale

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.