Home / 11,516.92-17,239.62-6,238.82

Finding the Fourth Proportional to 11,516.92, 17,239.62 and 6,238.82

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Solution

The fourth proportional to 11,516.92, 17,239.62 and 6,238.82 is: 9,338.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,516.92 : 17,239.62 = 6,238.82 : x
  2. Step 2: Convert to fraction form
    11,516.92/17,239.62 = 6,238.82/x
  3. Step 3: Cross multiply
    11,516.92x = 17,239.62 × 6,238.82
  4. Step 4: Simplify right side
    11,516.92x = 107,554,929.15
  5. Step 5: Solve for x
    x = 107,554,929.15/11,516.92
  6. Step 6: Final answer
    x = 9,338.86

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1.5x scale

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.