Home / 12,169.25-16,794.15-6,863.95

Finding the Fourth Proportional to 12,169.25, 16,794.15 and 6,863.95

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Solution

The fourth proportional to 12,169.25, 16,794.15 and 6,863.95 is: 9,472.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,169.25 : 16,794.15 = 6,863.95 : x
  2. Step 2: Convert to fraction form
    12,169.25/16,794.15 = 6,863.95/x
  3. Step 3: Cross multiply
    12,169.25x = 16,794.15 × 6,863.95
  4. Step 4: Simplify right side
    12,169.25x = 115,274,121.92
  5. Step 5: Solve for x
    x = 115,274,121.92/12,169.25
  6. Step 6: Final answer
    x = 9,472.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.