Home / 2,268.62-3,375.48-2,212.13

Finding the Fourth Proportional to 2,268.62, 3,375.48 and 2,212.13

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Solution

The fourth proportional to 2,268.62, 3,375.48 and 2,212.13 is: 3,291.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.62 : 3,375.48 = 2,212.13 : x
  2. Step 2: Convert to fraction form
    2,268.62/3,375.48 = 2,212.13/x
  3. Step 3: Cross multiply
    2,268.62x = 3,375.48 × 2,212.13
  4. Step 4: Simplify right side
    2,268.62x = 7,466,983.70
  5. Step 5: Solve for x
    x = 7,466,983.70/2,268.62
  6. Step 6: Final answer
    x = 3,291.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.