Home / 3,554.28-5,318.66-2,167.97

Finding the Fourth Proportional to 3,554.28, 5,318.66 and 2,167.97

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Solution

The fourth proportional to 3,554.28, 5,318.66 and 2,167.97 is: 3,244.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.28 : 5,318.66 = 2,167.97 : x
  2. Step 2: Convert to fraction form
    3,554.28/5,318.66 = 2,167.97/x
  3. Step 3: Cross multiply
    3,554.28x = 5,318.66 × 2,167.97
  4. Step 4: Simplify right side
    3,554.28x = 11,530,674.15
  5. Step 5: Solve for x
    x = 11,530,674.15/3,554.28
  6. Step 6: Final answer
    x = 3,244.17

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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.