Home / 11,956.38-17,929.05-3,634.54

Finding the Fourth Proportional to 11,956.38, 17,929.05 and 3,634.54

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Solution

The fourth proportional to 11,956.38, 17,929.05 and 3,634.54 is: 5,450.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,956.38 : 17,929.05 = 3,634.54 : x
  2. Step 2: Convert to fraction form
    11,956.38/17,929.05 = 3,634.54/x
  3. Step 3: Cross multiply
    11,956.38x = 17,929.05 × 3,634.54
  4. Step 4: Simplify right side
    11,956.38x = 65,163,849.39
  5. Step 5: Solve for x
    x = 65,163,849.39/11,956.38
  6. Step 6: Final answer
    x = 5,450.13

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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.