Home / 7,944.25-11,916.38-3,327.25

Finding the Fourth Proportional to 7,944.25, 11,916.38 and 3,327.25

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Solution

The fourth proportional to 7,944.25, 11,916.38 and 3,327.25 is: 4,990.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,944.25 : 11,916.38 = 3,327.25 : x
  2. Step 2: Convert to fraction form
    7,944.25/11,916.38 = 3,327.25/x
  3. Step 3: Cross multiply
    7,944.25x = 11,916.38 × 3,327.25
  4. Step 4: Simplify right side
    7,944.25x = 39,648,775.36
  5. Step 5: Solve for x
    x = 39,648,775.36/7,944.25
  6. Step 6: Final answer
    x = 4,990.88

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Similar ratio
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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.