Home / 2,198.25-3,033.54-1,203.48

Finding the Fourth Proportional to 2,198.25, 3,033.54 and 1,203.48

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Solution

The fourth proportional to 2,198.25, 3,033.54 and 1,203.48 is: 1,660.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198.25 : 3,033.54 = 1,203.48 : x
  2. Step 2: Convert to fraction form
    2,198.25/3,033.54 = 1,203.48/x
  3. Step 3: Cross multiply
    2,198.25x = 3,033.54 × 1,203.48
  4. Step 4: Simplify right side
    2,198.25x = 3,650,804.72
  5. Step 5: Solve for x
    x = 3,650,804.72/2,198.25
  6. Step 6: Final answer
    x = 1,660.78

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