Home / 5,027.31-7,528.66-3,542.88

Finding the Fourth Proportional to 5,027.31, 7,528.66 and 3,542.88

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Solution

The fourth proportional to 5,027.31, 7,528.66 and 3,542.88 is: 5,305.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.31 : 7,528.66 = 3,542.88 : x
  2. Step 2: Convert to fraction form
    5,027.31/7,528.66 = 3,542.88/x
  3. Step 3: Cross multiply
    5,027.31x = 7,528.66 × 3,542.88
  4. Step 4: Simplify right side
    5,027.31x = 26,673,138.94
  5. Step 5: Solve for x
    x = 26,673,138.94/5,027.31
  6. Step 6: Final answer
    x = 5,305.65

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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.