Home / 7,431.24-11,135.92-3,267.43

Finding the Fourth Proportional to 7,431.24, 11,135.92 and 3,267.43

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Solution

The fourth proportional to 7,431.24, 11,135.92 and 3,267.43 is: 4,896.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431.24 : 11,135.92 = 3,267.43 : x
  2. Step 2: Convert to fraction form
    7,431.24/11,135.92 = 3,267.43/x
  3. Step 3: Cross multiply
    7,431.24x = 11,135.92 × 3,267.43
  4. Step 4: Simplify right side
    7,431.24x = 36,385,839.09
  5. Step 5: Solve for x
    x = 36,385,839.09/7,431.24
  6. Step 6: Final answer
    x = 4,896.33

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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.