Home / 10,961.33-15,122.12-8,096.90

Finding the Fourth Proportional to 10,961.33, 15,122.12 and 8,096.90

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Solution

The fourth proportional to 10,961.33, 15,122.12 and 8,096.90 is: 11,170.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961.33 : 15,122.12 = 8,096.90 : x
  2. Step 2: Convert to fraction form
    10,961.33/15,122.12 = 8,096.90/x
  3. Step 3: Cross multiply
    10,961.33x = 15,122.12 × 8,096.90
  4. Step 4: Simplify right side
    10,961.33x = 122,442,177.33
  5. Step 5: Solve for x
    x = 122,442,177.33/10,961.33
  6. Step 6: Final answer
    x = 11,170.38

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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.