Home / 3,714.90-5,565.05-2,672.43

Finding the Fourth Proportional to 3,714.90, 5,565.05 and 2,672.43

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Solution

The fourth proportional to 3,714.90, 5,565.05 and 2,672.43 is: 4,003.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,714.90 : 5,565.05 = 2,672.43 : x
  2. Step 2: Convert to fraction form
    3,714.90/5,565.05 = 2,672.43/x
  3. Step 3: Cross multiply
    3,714.90x = 5,565.05 × 2,672.43
  4. Step 4: Simplify right side
    3,714.90x = 14,872,224.10
  5. Step 5: Solve for x
    x = 14,872,224.10/3,714.90
  6. Step 6: Final answer
    x = 4,003.39

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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.