Home / 2,222.83-3,067.64-1,326.97

Finding the Fourth Proportional to 2,222.83, 3,067.64 and 1,326.97

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Solution

The fourth proportional to 2,222.83, 3,067.64 and 1,326.97 is: 1,831.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.83 : 3,067.64 = 1,326.97 : x
  2. Step 2: Convert to fraction form
    2,222.83/3,067.64 = 1,326.97/x
  3. Step 3: Cross multiply
    2,222.83x = 3,067.64 × 1,326.97
  4. Step 4: Simplify right side
    2,222.83x = 4,070,666.25
  5. Step 5: Solve for x
    x = 4,070,666.25/2,222.83
  6. Step 6: Final answer
    x = 1,831.30

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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.