Home / 8,745.52-13,115.12-3,197.38

Finding the Fourth Proportional to 8,745.52, 13,115.12 and 3,197.38

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Solution

The fourth proportional to 8,745.52, 13,115.12 and 3,197.38 is: 4,794.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745.52 : 13,115.12 = 3,197.38 : x
  2. Step 2: Convert to fraction form
    8,745.52/13,115.12 = 3,197.38/x
  3. Step 3: Cross multiply
    8,745.52x = 13,115.12 × 3,197.38
  4. Step 4: Simplify right side
    8,745.52x = 41,934,022.39
  5. Step 5: Solve for x
    x = 41,934,022.39/8,745.52
  6. Step 6: Final answer
    x = 4,794.91

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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.