Home / 8,650.26-12,974.85-3,452.40

Finding the Fourth Proportional to 8,650.26, 12,974.85 and 3,452.40

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Solution

The fourth proportional to 8,650.26, 12,974.85 and 3,452.40 is: 5,178.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,650.26 : 12,974.85 = 3,452.40 : x
  2. Step 2: Convert to fraction form
    8,650.26/12,974.85 = 3,452.40/x
  3. Step 3: Cross multiply
    8,650.26x = 12,974.85 × 3,452.40
  4. Step 4: Simplify right side
    8,650.26x = 44,794,372.14
  5. Step 5: Solve for x
    x = 44,794,372.14/8,650.26
  6. Step 6: Final answer
    x = 5,178.38

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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.