Home / 7,524.24-11,286.72-3,631.92

Finding the Fourth Proportional to 7,524.24, 11,286.72 and 3,631.92

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Solution

The fourth proportional to 7,524.24, 11,286.72 and 3,631.92 is: 5,448.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524.24 : 11,286.72 = 3,631.92 : x
  2. Step 2: Convert to fraction form
    7,524.24/11,286.72 = 3,631.92/x
  3. Step 3: Cross multiply
    7,524.24x = 11,286.72 × 3,631.92
  4. Step 4: Simplify right side
    7,524.24x = 40,992,464.10
  5. Step 5: Solve for x
    x = 40,992,464.10/7,524.24
  6. Step 6: Final answer
    x = 5,448.05

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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.