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Finding the Fourth Proportional to 3,600.72, 4,964.49 and 2,339.96

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Solution

The fourth proportional to 3,600.72, 4,964.49 and 2,339.96 is: 3,226.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.72 : 4,964.49 = 2,339.96 : x
  2. Step 2: Convert to fraction form
    3,600.72/4,964.49 = 2,339.96/x
  3. Step 3: Cross multiply
    3,600.72x = 4,964.49 × 2,339.96
  4. Step 4: Simplify right side
    3,600.72x = 11,616,683.20
  5. Step 5: Solve for x
    x = 11,616,683.20/3,600.72
  6. Step 6: Final answer
    x = 3,226.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.