Home / 11,960.26-17,940.23-5,381.79

Finding the Fourth Proportional to 11,960.26, 17,940.23 and 5,381.79

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Solution

The fourth proportional to 11,960.26, 17,940.23 and 5,381.79 is: 8,072.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,960.26 : 17,940.23 = 5,381.79 : x
  2. Step 2: Convert to fraction form
    11,960.26/17,940.23 = 5,381.79/x
  3. Step 3: Cross multiply
    11,960.26x = 17,940.23 × 5,381.79
  4. Step 4: Simplify right side
    11,960.26x = 96,550,607.59
  5. Step 5: Solve for x
    x = 96,550,607.59/11,960.26
  6. Step 6: Final answer
    x = 8,072.62

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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.