Home / 5,481.14-8,225.94-2,196.38

Finding the Fourth Proportional to 5,481.14, 8,225.94 and 2,196.38

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Solution

The fourth proportional to 5,481.14, 8,225.94 and 2,196.38 is: 3,296.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,481.14 : 8,225.94 = 2,196.38 : x
  2. Step 2: Convert to fraction form
    5,481.14/8,225.94 = 2,196.38/x
  3. Step 3: Cross multiply
    5,481.14x = 8,225.94 × 2,196.38
  4. Step 4: Simplify right side
    5,481.14x = 18,067,248.97
  5. Step 5: Solve for x
    x = 18,067,248.97/5,481.14
  6. Step 6: Final answer
    x = 3,296.26

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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.