Home / 11,356.13-17,034.26-3,960.56

Finding the Fourth Proportional to 11,356.13, 17,034.26 and 3,960.56

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Solution

The fourth proportional to 11,356.13, 17,034.26 and 3,960.56 is: 5,940.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,356.13 : 17,034.26 = 3,960.56 : x
  2. Step 2: Convert to fraction form
    11,356.13/17,034.26 = 3,960.56/x
  3. Step 3: Cross multiply
    11,356.13x = 17,034.26 × 3,960.56
  4. Step 4: Simplify right side
    11,356.13x = 67,465,133.52
  5. Step 5: Solve for x
    x = 67,465,133.52/11,356.13
  6. Step 6: Final answer
    x = 5,940.86

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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.