Home / 7,540.29-11,306.33-2,609.52

Finding the Fourth Proportional to 7,540.29, 11,306.33 and 2,609.52

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Solution

The fourth proportional to 7,540.29, 11,306.33 and 2,609.52 is: 3,912.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,540.29 : 11,306.33 = 2,609.52 : x
  2. Step 2: Convert to fraction form
    7,540.29/11,306.33 = 2,609.52/x
  3. Step 3: Cross multiply
    7,540.29x = 11,306.33 × 2,609.52
  4. Step 4: Simplify right side
    7,540.29x = 29,504,081.21
  5. Step 5: Solve for x
    x = 29,504,081.21/7,540.29
  6. Step 6: Final answer
    x = 3,912.86

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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.