Home / 3,027.11-4,542.45-1,640.41

Finding the Fourth Proportional to 3,027.11, 4,542.45 and 1,640.41

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Solution

The fourth proportional to 3,027.11, 4,542.45 and 1,640.41 is: 2,461.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.11 : 4,542.45 = 1,640.41 : x
  2. Step 2: Convert to fraction form
    3,027.11/4,542.45 = 1,640.41/x
  3. Step 3: Cross multiply
    3,027.11x = 4,542.45 × 1,640.41
  4. Step 4: Simplify right side
    3,027.11x = 7,451,462.90
  5. Step 5: Solve for x
    x = 7,451,462.90/3,027.11
  6. Step 6: Final answer
    x = 2,461.58

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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.