Home / 2,755.23-4,134.02-1,439.97

Finding the Fourth Proportional to 2,755.23, 4,134.02 and 1,439.97

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Solution

The fourth proportional to 2,755.23, 4,134.02 and 1,439.97 is: 2,160.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755.23 : 4,134.02 = 1,439.97 : x
  2. Step 2: Convert to fraction form
    2,755.23/4,134.02 = 1,439.97/x
  3. Step 3: Cross multiply
    2,755.23x = 4,134.02 × 1,439.97
  4. Step 4: Simplify right side
    2,755.23x = 5,952,842.08
  5. Step 5: Solve for x
    x = 5,952,842.08/2,755.23
  6. Step 6: Final answer
    x = 2,160.56

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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.