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Finding the Fourth Proportional to 8,099.96, 12,151.22 and 2,836.44

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Solution

The fourth proportional to 8,099.96, 12,151.22 and 2,836.44 is: 4,255.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099.96 : 12,151.22 = 2,836.44 : x
  2. Step 2: Convert to fraction form
    8,099.96/12,151.22 = 2,836.44/x
  3. Step 3: Cross multiply
    8,099.96x = 12,151.22 × 2,836.44
  4. Step 4: Simplify right side
    8,099.96x = 34,466,206.46
  5. Step 5: Solve for x
    x = 34,466,206.46/8,099.96
  6. Step 6: Final answer
    x = 4,255.11

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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.