Home / 3,245.40-4,863.92-2,827.24

Finding the Fourth Proportional to 3,245.40, 4,863.92 and 2,827.24

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Solution

The fourth proportional to 3,245.40, 4,863.92 and 2,827.24 is: 4,237.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,245.40 : 4,863.92 = 2,827.24 : x
  2. Step 2: Convert to fraction form
    3,245.40/4,863.92 = 2,827.24/x
  3. Step 3: Cross multiply
    3,245.40x = 4,863.92 × 2,827.24
  4. Step 4: Simplify right side
    3,245.40x = 13,751,469.18
  5. Step 5: Solve for x
    x = 13,751,469.18/3,245.40
  6. Step 6: Final answer
    x = 4,237.22

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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.