Home / 2,212.23-3,324.42-2,067.75

Finding the Fourth Proportional to 2,212.23, 3,324.42 and 2,067.75

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Solution

The fourth proportional to 2,212.23, 3,324.42 and 2,067.75 is: 3,107.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212.23 : 3,324.42 = 2,067.75 : x
  2. Step 2: Convert to fraction form
    2,212.23/3,324.42 = 2,067.75/x
  3. Step 3: Cross multiply
    2,212.23x = 3,324.42 × 2,067.75
  4. Step 4: Simplify right side
    2,212.23x = 6,874,061.14
  5. Step 5: Solve for x
    x = 6,874,061.14/2,212.23
  6. Step 6: Final answer
    x = 3,107.30

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1.5x scale

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.