Home / 9,001.20-13,502.33-2,761.27

Finding the Fourth Proportional to 9,001.20, 13,502.33 and 2,761.27

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Solution

The fourth proportional to 9,001.20, 13,502.33 and 2,761.27 is: 4,142.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001.20 : 13,502.33 = 2,761.27 : x
  2. Step 2: Convert to fraction form
    9,001.20/13,502.33 = 2,761.27/x
  3. Step 3: Cross multiply
    9,001.20x = 13,502.33 × 2,761.27
  4. Step 4: Simplify right side
    9,001.20x = 37,283,564.95
  5. Step 5: Solve for x
    x = 37,283,564.95/9,001.20
  6. Step 6: Final answer
    x = 4,142.07

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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.