Home / 8,091.10-12,136.24-2,247.76

Finding the Fourth Proportional to 8,091.10, 12,136.24 and 2,247.76

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Solution

The fourth proportional to 8,091.10, 12,136.24 and 2,247.76 is: 3,371.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091.10 : 12,136.24 = 2,247.76 : x
  2. Step 2: Convert to fraction form
    8,091.10/12,136.24 = 2,247.76/x
  3. Step 3: Cross multiply
    8,091.10x = 12,136.24 × 2,247.76
  4. Step 4: Simplify right side
    8,091.10x = 27,279,282.90
  5. Step 5: Solve for x
    x = 27,279,282.90/8,091.10
  6. Step 6: Final answer
    x = 3,371.52

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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.