Home / 2,239.38-3,372.21-1,627.38

Finding the Fourth Proportional to 2,239.38, 3,372.21 and 1,627.38

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Solution

The fourth proportional to 2,239.38, 3,372.21 and 1,627.38 is: 2,450.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.38 : 3,372.21 = 1,627.38 : x
  2. Step 2: Convert to fraction form
    2,239.38/3,372.21 = 1,627.38/x
  3. Step 3: Cross multiply
    2,239.38x = 3,372.21 × 1,627.38
  4. Step 4: Simplify right side
    2,239.38x = 5,487,867.11
  5. Step 5: Solve for x
    x = 5,487,867.11/2,239.38
  6. Step 6: Final answer
    x = 2,450.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.