Home / 5,516.22-8,275.88-2,231.62

Finding the Fourth Proportional to 5,516.22, 8,275.88 and 2,231.62

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Solution

The fourth proportional to 5,516.22, 8,275.88 and 2,231.62 is: 3,348.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.22 : 8,275.88 = 2,231.62 : x
  2. Step 2: Convert to fraction form
    5,516.22/8,275.88 = 2,231.62/x
  3. Step 3: Cross multiply
    5,516.22x = 8,275.88 × 2,231.62
  4. Step 4: Simplify right side
    5,516.22x = 18,468,619.33
  5. Step 5: Solve for x
    x = 18,468,619.33/5,516.22
  6. Step 6: Final answer
    x = 3,348.06

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Double scale
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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.