Home / 7,691.39-11,537.07-2,497.25

Finding the Fourth Proportional to 7,691.39, 11,537.07 and 2,497.25

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Solution

The fourth proportional to 7,691.39, 11,537.07 and 2,497.25 is: 3,745.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,691.39 : 11,537.07 = 2,497.25 : x
  2. Step 2: Convert to fraction form
    7,691.39/11,537.07 = 2,497.25/x
  3. Step 3: Cross multiply
    7,691.39x = 11,537.07 × 2,497.25
  4. Step 4: Simplify right side
    7,691.39x = 28,810,948.06
  5. Step 5: Solve for x
    x = 28,810,948.06/7,691.39
  6. Step 6: Final answer
    x = 3,745.87

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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.