Home / 5,198.97-7,174.33-2,841.11

Finding the Fourth Proportional to 5,198.97, 7,174.33 and 2,841.11

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Solution

The fourth proportional to 5,198.97, 7,174.33 and 2,841.11 is: 3,920.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,198.97 : 7,174.33 = 2,841.11 : x
  2. Step 2: Convert to fraction form
    5,198.97/7,174.33 = 2,841.11/x
  3. Step 3: Cross multiply
    5,198.97x = 7,174.33 × 2,841.11
  4. Step 4: Simplify right side
    5,198.97x = 20,383,046.50
  5. Step 5: Solve for x
    x = 20,383,046.50/5,198.97
  6. Step 6: Final answer
    x = 3,920.59

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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.