Home / 7,949.44-11,924.41-3,998.54

Finding the Fourth Proportional to 7,949.44, 11,924.41 and 3,998.54

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Solution

The fourth proportional to 7,949.44, 11,924.41 and 3,998.54 is: 5,997.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,949.44 : 11,924.41 = 3,998.54 : x
  2. Step 2: Convert to fraction form
    7,949.44/11,924.41 = 3,998.54/x
  3. Step 3: Cross multiply
    7,949.44x = 11,924.41 × 3,998.54
  4. Step 4: Simplify right side
    7,949.44x = 47,680,188.10
  5. Step 5: Solve for x
    x = 47,680,188.10/7,949.44
  6. Step 6: Final answer
    x = 5,997.93

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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.