Home / 10,908.38-15,053.37-6,192.56

Finding the Fourth Proportional to 10,908.38, 15,053.37 and 6,192.56

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Solution

The fourth proportional to 10,908.38, 15,053.37 and 6,192.56 is: 8,545.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,908.38 : 15,053.37 = 6,192.56 : x
  2. Step 2: Convert to fraction form
    10,908.38/15,053.37 = 6,192.56/x
  3. Step 3: Cross multiply
    10,908.38x = 15,053.37 × 6,192.56
  4. Step 4: Simplify right side
    10,908.38x = 93,218,896.93
  5. Step 5: Solve for x
    x = 93,218,896.93/10,908.38
  6. Step 6: Final answer
    x = 8,545.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.