Home / 3,149.35-4,726.29-2,540.41

Finding the Fourth Proportional to 3,149.35, 4,726.29 and 2,540.41

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Solution

The fourth proportional to 3,149.35, 4,726.29 and 2,540.41 is: 3,812.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.35 : 4,726.29 = 2,540.41 : x
  2. Step 2: Convert to fraction form
    3,149.35/4,726.29 = 2,540.41/x
  3. Step 3: Cross multiply
    3,149.35x = 4,726.29 × 2,540.41
  4. Step 4: Simplify right side
    3,149.35x = 12,006,714.38
  5. Step 5: Solve for x
    x = 12,006,714.38/3,149.35
  6. Step 6: Final answer
    x = 3,812.44

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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.