Home / 2,198.00-3,033.28-1,203.29

Finding the Fourth Proportional to 2,198.00, 3,033.28 and 1,203.29

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Solution

The fourth proportional to 2,198.00, 3,033.28 and 1,203.29 is: 1,660.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198.00 : 3,033.28 = 1,203.29 : x
  2. Step 2: Convert to fraction form
    2,198.00/3,033.28 = 1,203.29/x
  3. Step 3: Cross multiply
    2,198.00x = 3,033.28 × 1,203.29
  4. Step 4: Simplify right side
    2,198.00x = 3,649,913.20
  5. Step 5: Solve for x
    x = 3,649,913.20/2,198.00
  6. Step 6: Final answer
    x = 1,660.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.