Home / 3,284.44-4,927.25-1,255.78

Finding the Fourth Proportional to 3,284.44, 4,927.25 and 1,255.78

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Solution

The fourth proportional to 3,284.44, 4,927.25 and 1,255.78 is: 1,883.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.44 : 4,927.25 = 1,255.78 : x
  2. Step 2: Convert to fraction form
    3,284.44/4,927.25 = 1,255.78/x
  3. Step 3: Cross multiply
    3,284.44x = 4,927.25 × 1,255.78
  4. Step 4: Simplify right side
    3,284.44x = 6,187,542.01
  5. Step 5: Solve for x
    x = 6,187,542.01/3,284.44
  6. Step 6: Final answer
    x = 1,883.90

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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.