Home / 2,198.93-3,034.59-1,254.87

Finding the Fourth Proportional to 2,198.93, 3,034.59 and 1,254.87

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Solution

The fourth proportional to 2,198.93, 3,034.59 and 1,254.87 is: 1,731.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198.93 : 3,034.59 = 1,254.87 : x
  2. Step 2: Convert to fraction form
    2,198.93/3,034.59 = 1,254.87/x
  3. Step 3: Cross multiply
    2,198.93x = 3,034.59 × 1,254.87
  4. Step 4: Simplify right side
    2,198.93x = 3,808,015.95
  5. Step 5: Solve for x
    x = 3,808,015.95/2,198.93
  6. Step 6: Final answer
    x = 1,731.76

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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.