Home / 11,818.92-17,728.04-2,933.94

Finding the Fourth Proportional to 11,818.92, 17,728.04 and 2,933.94

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Solution

The fourth proportional to 11,818.92, 17,728.04 and 2,933.94 is: 4,400.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,818.92 : 17,728.04 = 2,933.94 : x
  2. Step 2: Convert to fraction form
    11,818.92/17,728.04 = 2,933.94/x
  3. Step 3: Cross multiply
    11,818.92x = 17,728.04 × 2,933.94
  4. Step 4: Simplify right side
    11,818.92x = 52,013,005.68
  5. Step 5: Solve for x
    x = 52,013,005.68/11,818.92
  6. Step 6: Final answer
    x = 4,400.83

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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.