Home / 7,540.96-11,317.68-3,845.92

Finding the Fourth Proportional to 7,540.96, 11,317.68 and 3,845.92

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Solution

The fourth proportional to 7,540.96, 11,317.68 and 3,845.92 is: 5,772.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,540.96 : 11,317.68 = 3,845.92 : x
  2. Step 2: Convert to fraction form
    7,540.96/11,317.68 = 3,845.92/x
  3. Step 3: Cross multiply
    7,540.96x = 11,317.68 × 3,845.92
  4. Step 4: Simplify right side
    7,540.96x = 43,526,891.87
  5. Step 5: Solve for x
    x = 43,526,891.87/7,540.96
  6. Step 6: Final answer
    x = 5,772.06

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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.