Home / 2,251.44-3,369.96-1,324.80

Finding the Fourth Proportional to 2,251.44, 3,369.96 and 1,324.80

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Solution

The fourth proportional to 2,251.44, 3,369.96 and 1,324.80 is: 1,982.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251.44 : 3,369.96 = 1,324.80 : x
  2. Step 2: Convert to fraction form
    2,251.44/3,369.96 = 1,324.80/x
  3. Step 3: Cross multiply
    2,251.44x = 3,369.96 × 1,324.80
  4. Step 4: Simplify right side
    2,251.44x = 4,464,523.01
  5. Step 5: Solve for x
    x = 4,464,523.01/2,251.44
  6. Step 6: Final answer
    x = 1,982.96

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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.