Home / 3,770.82-5,204.25-2,198.97

Finding the Fourth Proportional to 3,770.82, 5,204.25 and 2,198.97

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Solution

The fourth proportional to 3,770.82, 5,204.25 and 2,198.97 is: 3,034.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.82 : 5,204.25 = 2,198.97 : x
  2. Step 2: Convert to fraction form
    3,770.82/5,204.25 = 2,198.97/x
  3. Step 3: Cross multiply
    3,770.82x = 5,204.25 × 2,198.97
  4. Step 4: Simplify right side
    3,770.82x = 11,443,989.62
  5. Step 5: Solve for x
    x = 11,443,989.62/3,770.82
  6. Step 6: Final answer
    x = 3,034.88

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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.