Home / 2,001.11-2,996.19-1,691.28

Finding the Fourth Proportional to 2,001.11, 2,996.19 and 1,691.28

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Solution

The fourth proportional to 2,001.11, 2,996.19 and 1,691.28 is: 2,532.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.11 : 2,996.19 = 1,691.28 : x
  2. Step 2: Convert to fraction form
    2,001.11/2,996.19 = 1,691.28/x
  3. Step 3: Cross multiply
    2,001.11x = 2,996.19 × 1,691.28
  4. Step 4: Simplify right side
    2,001.11x = 5,067,396.22
  5. Step 5: Solve for x
    x = 5,067,396.22/2,001.11
  6. Step 6: Final answer
    x = 2,532.30

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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.