Home / 11,394.48-17,091.62-3,997.20

Finding the Fourth Proportional to 11,394.48, 17,091.62 and 3,997.20

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Solution

The fourth proportional to 11,394.48, 17,091.62 and 3,997.20 is: 5,995.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,394.48 : 17,091.62 = 3,997.20 : x
  2. Step 2: Convert to fraction form
    11,394.48/17,091.62 = 3,997.20/x
  3. Step 3: Cross multiply
    11,394.48x = 17,091.62 × 3,997.20
  4. Step 4: Simplify right side
    11,394.48x = 68,318,603.48
  5. Step 5: Solve for x
    x = 68,318,603.48/11,394.48
  6. Step 6: Final answer
    x = 5,995.76

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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.