Home / 8,183.98-12,275.97-2,340.60

Finding the Fourth Proportional to 8,183.98, 12,275.97 and 2,340.60

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Solution

The fourth proportional to 8,183.98, 12,275.97 and 2,340.60 is: 3,510.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,183.98 : 12,275.97 = 2,340.60 : x
  2. Step 2: Convert to fraction form
    8,183.98/12,275.97 = 2,340.60/x
  3. Step 3: Cross multiply
    8,183.98x = 12,275.97 × 2,340.60
  4. Step 4: Simplify right side
    8,183.98x = 28,733,135.38
  5. Step 5: Solve for x
    x = 28,733,135.38/8,183.98
  6. Step 6: Final answer
    x = 3,510.90

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Similar ratio
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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.