Home / 2,755.52-4,134.65-2,028.34

Finding the Fourth Proportional to 2,755.52, 4,134.65 and 2,028.34

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Solution

The fourth proportional to 2,755.52, 4,134.65 and 2,028.34 is: 3,043.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755.52 : 4,134.65 = 2,028.34 : x
  2. Step 2: Convert to fraction form
    2,755.52/4,134.65 = 2,028.34/x
  3. Step 3: Cross multiply
    2,755.52x = 4,134.65 × 2,028.34
  4. Step 4: Simplify right side
    2,755.52x = 8,386,471.01
  5. Step 5: Solve for x
    x = 8,386,471.01/2,755.52
  6. Step 6: Final answer
    x = 3,043.52

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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.