Home / 8,183.08-12,276.06-2,996.20

Finding the Fourth Proportional to 8,183.08, 12,276.06 and 2,996.20

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Solution

The fourth proportional to 8,183.08, 12,276.06 and 2,996.20 is: 4,494.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,183.08 : 12,276.06 = 2,996.20 : x
  2. Step 2: Convert to fraction form
    8,183.08/12,276.06 = 2,996.20/x
  3. Step 3: Cross multiply
    8,183.08x = 12,276.06 × 2,996.20
  4. Step 4: Simplify right side
    8,183.08x = 36,781,530.97
  5. Step 5: Solve for x
    x = 36,781,530.97/8,183.08
  6. Step 6: Final answer
    x = 4,494.83

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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.