Home / 6,115.62-9,174.03-2,220.33

Finding the Fourth Proportional to 6,115.62, 9,174.03 and 2,220.33

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Solution

The fourth proportional to 6,115.62, 9,174.03 and 2,220.33 is: 3,330.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,115.62 : 9,174.03 = 2,220.33 : x
  2. Step 2: Convert to fraction form
    6,115.62/9,174.03 = 2,220.33/x
  3. Step 3: Cross multiply
    6,115.62x = 9,174.03 × 2,220.33
  4. Step 4: Simplify right side
    6,115.62x = 20,369,374.03
  5. Step 5: Solve for x
    x = 20,369,374.03/6,115.62
  6. Step 6: Final answer
    x = 3,330.71

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Double scale
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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.