Home / 3,270.44-4,906.20-1,079.30

Finding the Fourth Proportional to 3,270.44, 4,906.20 and 1,079.30

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Solution

The fourth proportional to 3,270.44, 4,906.20 and 1,079.30 is: 1,619.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.44 : 4,906.20 = 1,079.30 : x
  2. Step 2: Convert to fraction form
    3,270.44/4,906.20 = 1,079.30/x
  3. Step 3: Cross multiply
    3,270.44x = 4,906.20 × 1,079.30
  4. Step 4: Simplify right side
    3,270.44x = 5,295,261.66
  5. Step 5: Solve for x
    x = 5,295,261.66/3,270.44
  6. Step 6: Final answer
    x = 1,619.13

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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.