Home / 2,204.40-3,305.92-972.85

Finding the Fourth Proportional to 2,204.40, 3,305.92 and 972.85

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Solution

The fourth proportional to 2,204.40, 3,305.92 and 972.85 is: 1,458.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.40 : 3,305.92 = 972.85 : x
  2. Step 2: Convert to fraction form
    2,204.40/3,305.92 = 972.85/x
  3. Step 3: Cross multiply
    2,204.40x = 3,305.92 × 972.85
  4. Step 4: Simplify right side
    2,204.40x = 3,216,164.27
  5. Step 5: Solve for x
    x = 3,216,164.27/2,204.40
  6. Step 6: Final answer
    x = 1,458.97

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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.