Home / 5,609.20-7,740.46-3,252.12

Finding the Fourth Proportional to 5,609.20, 7,740.46 and 3,252.12

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Solution

The fourth proportional to 5,609.20, 7,740.46 and 3,252.12 is: 4,487.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,609.20 : 7,740.46 = 3,252.12 : x
  2. Step 2: Convert to fraction form
    5,609.20/7,740.46 = 3,252.12/x
  3. Step 3: Cross multiply
    5,609.20x = 7,740.46 × 3,252.12
  4. Step 4: Simplify right side
    5,609.20x = 25,172,904.78
  5. Step 5: Solve for x
    x = 25,172,904.78/5,609.20
  6. Step 6: Final answer
    x = 4,487.79

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