Home / 11,839.71-17,761.49-4,444.75

Finding the Fourth Proportional to 11,839.71, 17,761.49 and 4,444.75

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Solution

The fourth proportional to 11,839.71, 17,761.49 and 4,444.75 is: 6,667.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839.71 : 17,761.49 = 4,444.75 : x
  2. Step 2: Convert to fraction form
    11,839.71/17,761.49 = 4,444.75/x
  3. Step 3: Cross multiply
    11,839.71x = 17,761.49 × 4,444.75
  4. Step 4: Simplify right side
    11,839.71x = 78,945,382.68
  5. Step 5: Solve for x
    x = 78,945,382.68/11,839.71
  6. Step 6: Final answer
    x = 6,667.85

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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.