Home / 2,222.59-3,067.26-1,227.97

Finding the Fourth Proportional to 2,222.59, 3,067.26 and 1,227.97

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Solution

The fourth proportional to 2,222.59, 3,067.26 and 1,227.97 is: 1,694.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.59 : 3,067.26 = 1,227.97 : x
  2. Step 2: Convert to fraction form
    2,222.59/3,067.26 = 1,227.97/x
  3. Step 3: Cross multiply
    2,222.59x = 3,067.26 × 1,227.97
  4. Step 4: Simplify right side
    2,222.59x = 3,766,503.26
  5. Step 5: Solve for x
    x = 3,766,503.26/2,222.59
  6. Step 6: Final answer
    x = 1,694.65

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1.5x scale

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.