Home / 11,341.50-17,013.78-3,550.92

Finding the Fourth Proportional to 11,341.50, 17,013.78 and 3,550.92

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Solution

The fourth proportional to 11,341.50, 17,013.78 and 3,550.92 is: 5,326.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.50 : 17,013.78 = 3,550.92 : x
  2. Step 2: Convert to fraction form
    11,341.50/17,013.78 = 3,550.92/x
  3. Step 3: Cross multiply
    11,341.50x = 17,013.78 × 3,550.92
  4. Step 4: Simplify right side
    11,341.50x = 60,414,571.68
  5. Step 5: Solve for x
    x = 60,414,571.68/11,341.50
  6. Step 6: Final answer
    x = 5,326.86

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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.