Home / 8,314.46-12,471.69-5,546.54

Finding the Fourth Proportional to 8,314.46, 12,471.69 and 5,546.54

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Solution

The fourth proportional to 8,314.46, 12,471.69 and 5,546.54 is: 8,319.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,314.46 : 12,471.69 = 5,546.54 : x
  2. Step 2: Convert to fraction form
    8,314.46/12,471.69 = 5,546.54/x
  3. Step 3: Cross multiply
    8,314.46x = 12,471.69 × 5,546.54
  4. Step 4: Simplify right side
    8,314.46x = 69,174,711.86
  5. Step 5: Solve for x
    x = 69,174,711.86/8,314.46
  6. Step 6: Final answer
    x = 8,319.81

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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.