Home / 11,197.62-15,452.70-6,481.98

Finding the Fourth Proportional to 11,197.62, 15,452.70 and 6,481.98

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Solution

The fourth proportional to 11,197.62, 15,452.70 and 6,481.98 is: 8,945.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,197.62 : 15,452.70 = 6,481.98 : x
  2. Step 2: Convert to fraction form
    11,197.62/15,452.70 = 6,481.98/x
  3. Step 3: Cross multiply
    11,197.62x = 15,452.70 × 6,481.98
  4. Step 4: Simplify right side
    11,197.62x = 100,164,092.35
  5. Step 5: Solve for x
    x = 100,164,092.35/11,197.62
  6. Step 6: Final answer
    x = 8,945.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.