Home / 3,187.41-4,768.71-2,794.44

Finding the Fourth Proportional to 3,187.41, 4,768.71 and 2,794.44

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Solution

The fourth proportional to 3,187.41, 4,768.71 and 2,794.44 is: 4,180.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187.41 : 4,768.71 = 2,794.44 : x
  2. Step 2: Convert to fraction form
    3,187.41/4,768.71 = 2,794.44/x
  3. Step 3: Cross multiply
    3,187.41x = 4,768.71 × 2,794.44
  4. Step 4: Simplify right side
    3,187.41x = 13,325,873.97
  5. Step 5: Solve for x
    x = 13,325,873.97/3,187.41
  6. Step 6: Final answer
    x = 4,180.78

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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.