Home / 8,232.75-12,349.13-3,305.79

Finding the Fourth Proportional to 8,232.75, 12,349.13 and 3,305.79

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Solution

The fourth proportional to 8,232.75, 12,349.13 and 3,305.79 is: 4,958.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,232.75 : 12,349.13 = 3,305.79 : x
  2. Step 2: Convert to fraction form
    8,232.75/12,349.13 = 3,305.79/x
  3. Step 3: Cross multiply
    8,232.75x = 12,349.13 × 3,305.79
  4. Step 4: Simplify right side
    8,232.75x = 40,823,613.93
  5. Step 5: Solve for x
    x = 40,823,613.93/8,232.75
  6. Step 6: Final answer
    x = 4,958.69

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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.