Home / 8,255.44-12,377.69-2,706.85

Finding the Fourth Proportional to 8,255.44, 12,377.69 and 2,706.85

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Solution

The fourth proportional to 8,255.44, 12,377.69 and 2,706.85 is: 4,058.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,255.44 : 12,377.69 = 2,706.85 : x
  2. Step 2: Convert to fraction form
    8,255.44/12,377.69 = 2,706.85/x
  3. Step 3: Cross multiply
    8,255.44x = 12,377.69 × 2,706.85
  4. Step 4: Simplify right side
    8,255.44x = 33,504,550.18
  5. Step 5: Solve for x
    x = 33,504,550.18/8,255.44
  6. Step 6: Final answer
    x = 4,058.48

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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.