Home / 2,238.26-3,358.13-1,198.03

Finding the Fourth Proportional to 2,238.26, 3,358.13 and 1,198.03

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Solution

The fourth proportional to 2,238.26, 3,358.13 and 1,198.03 is: 1,797.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238.26 : 3,358.13 = 1,198.03 : x
  2. Step 2: Convert to fraction form
    2,238.26/3,358.13 = 1,198.03/x
  3. Step 3: Cross multiply
    2,238.26x = 3,358.13 × 1,198.03
  4. Step 4: Simplify right side
    2,238.26x = 4,023,130.20
  5. Step 5: Solve for x
    x = 4,023,130.20/2,238.26
  6. Step 6: Final answer
    x = 1,797.44

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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.