Home / 2,043.78-3,067.49-1,394.97

Finding the Fourth Proportional to 2,043.78, 3,067.49 and 1,394.97

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Solution

The fourth proportional to 2,043.78, 3,067.49 and 1,394.97 is: 2,093.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.78 : 3,067.49 = 1,394.97 : x
  2. Step 2: Convert to fraction form
    2,043.78/3,067.49 = 1,394.97/x
  3. Step 3: Cross multiply
    2,043.78x = 3,067.49 × 1,394.97
  4. Step 4: Simplify right side
    2,043.78x = 4,279,054.43
  5. Step 5: Solve for x
    x = 4,279,054.43/2,043.78
  6. Step 6: Final answer
    x = 2,093.70

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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.