Home / 3,836.43-5,755.75-3,175.22

Finding the Fourth Proportional to 3,836.43, 5,755.75 and 3,175.22

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Solution

The fourth proportional to 3,836.43, 5,755.75 and 3,175.22 is: 4,763.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836.43 : 5,755.75 = 3,175.22 : x
  2. Step 2: Convert to fraction form
    3,836.43/5,755.75 = 3,175.22/x
  3. Step 3: Cross multiply
    3,836.43x = 5,755.75 × 3,175.22
  4. Step 4: Simplify right side
    3,836.43x = 18,275,778.97
  5. Step 5: Solve for x
    x = 18,275,778.97/3,836.43
  6. Step 6: Final answer
    x = 4,763.75

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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.