Home / 8,091.14-12,136.85-2,247.75

Finding the Fourth Proportional to 8,091.14, 12,136.85 and 2,247.75

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Solution

The fourth proportional to 8,091.14, 12,136.85 and 2,247.75 is: 3,371.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091.14 : 12,136.85 = 2,247.75 : x
  2. Step 2: Convert to fraction form
    8,091.14/12,136.85 = 2,247.75/x
  3. Step 3: Cross multiply
    8,091.14x = 12,136.85 × 2,247.75
  4. Step 4: Simplify right side
    8,091.14x = 27,280,593.35
  5. Step 5: Solve for x
    x = 27,280,593.35/8,091.14
  6. Step 6: Final answer
    x = 3,371.66

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1.5x scale

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.