Home / 8,099.28-12,149.58-2,255.94

Finding the Fourth Proportional to 8,099.28, 12,149.58 and 2,255.94

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Solution

The fourth proportional to 8,099.28, 12,149.58 and 2,255.94 is: 3,384.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099.28 : 12,149.58 = 2,255.94 : x
  2. Step 2: Convert to fraction form
    8,099.28/12,149.58 = 2,255.94/x
  3. Step 3: Cross multiply
    8,099.28x = 12,149.58 × 2,255.94
  4. Step 4: Simplify right side
    8,099.28x = 27,408,723.51
  5. Step 5: Solve for x
    x = 27,408,723.51/8,099.28
  6. Step 6: Final answer
    x = 3,384.09

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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.