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Finding the Fourth Proportional to 4,982.08, 7,472.62 and 2,208.84

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Solution

The fourth proportional to 4,982.08, 7,472.62 and 2,208.84 is: 3,313.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.08 : 7,472.62 = 2,208.84 : x
  2. Step 2: Convert to fraction form
    4,982.08/7,472.62 = 2,208.84/x
  3. Step 3: Cross multiply
    4,982.08x = 7,472.62 × 2,208.84
  4. Step 4: Simplify right side
    4,982.08x = 16,505,821.96
  5. Step 5: Solve for x
    x = 16,505,821.96/4,982.08
  6. Step 6: Final answer
    x = 3,313.04

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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.