Home / 11,758.56-17,623.94-5,170.97

Finding the Fourth Proportional to 11,758.56, 17,623.94 and 5,170.97

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Solution

The fourth proportional to 11,758.56, 17,623.94 and 5,170.97 is: 7,750.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,758.56 : 17,623.94 = 5,170.97 : x
  2. Step 2: Convert to fraction form
    11,758.56/17,623.94 = 5,170.97/x
  3. Step 3: Cross multiply
    11,758.56x = 17,623.94 × 5,170.97
  4. Step 4: Simplify right side
    11,758.56x = 91,132,751.05
  5. Step 5: Solve for x
    x = 91,132,751.05/11,758.56
  6. Step 6: Final answer
    x = 7,750.33

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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.