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Finding the Fourth Proportional to 4,821.03, 7,229.12 and 2,352.15

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Solution

The fourth proportional to 4,821.03, 7,229.12 and 2,352.15 is: 3,527.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.03 : 7,229.12 = 2,352.15 : x
  2. Step 2: Convert to fraction form
    4,821.03/7,229.12 = 2,352.15/x
  3. Step 3: Cross multiply
    4,821.03x = 7,229.12 × 2,352.15
  4. Step 4: Simplify right side
    4,821.03x = 17,003,962.85
  5. Step 5: Solve for x
    x = 17,003,962.85/4,821.03
  6. Step 6: Final answer
    x = 3,527.04

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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.