Home / 11,326.97-16,976.39-3,922.76

Finding the Fourth Proportional to 11,326.97, 16,976.39 and 3,922.76

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Solution

The fourth proportional to 11,326.97, 16,976.39 and 3,922.76 is: 5,879.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,326.97 : 16,976.39 = 3,922.76 : x
  2. Step 2: Convert to fraction form
    11,326.97/16,976.39 = 3,922.76/x
  3. Step 3: Cross multiply
    11,326.97x = 16,976.39 × 3,922.76
  4. Step 4: Simplify right side
    11,326.97x = 66,594,326.46
  5. Step 5: Solve for x
    x = 66,594,326.46/11,326.97
  6. Step 6: Final answer
    x = 5,879.27

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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.