Home / 5,500.14-8,248.96-3,279.60

Finding the Fourth Proportional to 5,500.14, 8,248.96 and 3,279.60

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Solution

The fourth proportional to 5,500.14, 8,248.96 and 3,279.60 is: 4,918.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500.14 : 8,248.96 = 3,279.60 : x
  2. Step 2: Convert to fraction form
    5,500.14/8,248.96 = 3,279.60/x
  3. Step 3: Cross multiply
    5,500.14x = 8,248.96 × 3,279.60
  4. Step 4: Simplify right side
    5,500.14x = 27,053,289.22
  5. Step 5: Solve for x
    x = 27,053,289.22/5,500.14
  6. Step 6: Final answer
    x = 4,918.65

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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.