Home / 7,764.92-11,648.19-3,323.04

Finding the Fourth Proportional to 7,764.92, 11,648.19 and 3,323.04

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Solution

The fourth proportional to 7,764.92, 11,648.19 and 3,323.04 is: 4,984.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764.92 : 11,648.19 = 3,323.04 : x
  2. Step 2: Convert to fraction form
    7,764.92/11,648.19 = 3,323.04/x
  3. Step 3: Cross multiply
    7,764.92x = 11,648.19 × 3,323.04
  4. Step 4: Simplify right side
    7,764.92x = 38,707,401.30
  5. Step 5: Solve for x
    x = 38,707,401.30/7,764.92
  6. Step 6: Final answer
    x = 4,984.91

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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.