Home / 7,996.25-11,993.47-2,153.32

Finding the Fourth Proportional to 7,996.25, 11,993.47 and 2,153.32

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Solution

The fourth proportional to 7,996.25, 11,993.47 and 2,153.32 is: 3,229.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,996.25 : 11,993.47 = 2,153.32 : x
  2. Step 2: Convert to fraction form
    7,996.25/11,993.47 = 2,153.32/x
  3. Step 3: Cross multiply
    7,996.25x = 11,993.47 × 2,153.32
  4. Step 4: Simplify right side
    7,996.25x = 25,825,743.45
  5. Step 5: Solve for x
    x = 25,825,743.45/7,996.25
  6. Step 6: Final answer
    x = 3,229.73

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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.