Home / 3,027.19-4,542.53-1,272.03

Finding the Fourth Proportional to 3,027.19, 4,542.53 and 1,272.03

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Solution

The fourth proportional to 3,027.19, 4,542.53 and 1,272.03 is: 1,908.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.19 : 4,542.53 = 1,272.03 : x
  2. Step 2: Convert to fraction form
    3,027.19/4,542.53 = 1,272.03/x
  3. Step 3: Cross multiply
    3,027.19x = 4,542.53 × 1,272.03
  4. Step 4: Simplify right side
    3,027.19x = 5,778,234.44
  5. Step 5: Solve for x
    x = 5,778,234.44/3,027.19
  6. Step 6: Final answer
    x = 1,908.78

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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.