Home / 2,067.18-2,852.19-1,227.66

Finding the Fourth Proportional to 2,067.18, 2,852.19 and 1,227.66

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Solution

The fourth proportional to 2,067.18, 2,852.19 and 1,227.66 is: 1,693.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067.18 : 2,852.19 = 1,227.66 : x
  2. Step 2: Convert to fraction form
    2,067.18/2,852.19 = 1,227.66/x
  3. Step 3: Cross multiply
    2,067.18x = 2,852.19 × 1,227.66
  4. Step 4: Simplify right side
    2,067.18x = 3,501,519.58
  5. Step 5: Solve for x
    x = 3,501,519.58/2,067.18
  6. Step 6: Final answer
    x = 1,693.86

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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.