Home / 3,227.81-4,451.33-2,167.97

Finding the Fourth Proportional to 3,227.81, 4,451.33 and 2,167.97

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Solution

The fourth proportional to 3,227.81, 4,451.33 and 2,167.97 is: 2,989.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.81 : 4,451.33 = 2,167.97 : x
  2. Step 2: Convert to fraction form
    3,227.81/4,451.33 = 2,167.97/x
  3. Step 3: Cross multiply
    3,227.81x = 4,451.33 × 2,167.97
  4. Step 4: Simplify right side
    3,227.81x = 9,650,339.06
  5. Step 5: Solve for x
    x = 9,650,339.06/3,227.81
  6. Step 6: Final answer
    x = 2,989.75

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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.