Home / 11,960.41-17,940.40-5,381.95

Finding the Fourth Proportional to 11,960.41, 17,940.40 and 5,381.95

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Solution

The fourth proportional to 11,960.41, 17,940.40 and 5,381.95 is: 8,072.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,960.41 : 17,940.40 = 5,381.95 : x
  2. Step 2: Convert to fraction form
    11,960.41/17,940.40 = 5,381.95/x
  3. Step 3: Cross multiply
    11,960.41x = 17,940.40 × 5,381.95
  4. Step 4: Simplify right side
    11,960.41x = 96,554,335.78
  5. Step 5: Solve for x
    x = 96,554,335.78/11,960.41
  6. Step 6: Final answer
    x = 8,072.83

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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.