Home / 3,647.08-5,469.42-2,005.48

Finding the Fourth Proportional to 3,647.08, 5,469.42 and 2,005.48

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Solution

The fourth proportional to 3,647.08, 5,469.42 and 2,005.48 is: 3,007.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.08 : 5,469.42 = 2,005.48 : x
  2. Step 2: Convert to fraction form
    3,647.08/5,469.42 = 2,005.48/x
  3. Step 3: Cross multiply
    3,647.08x = 5,469.42 × 2,005.48
  4. Step 4: Simplify right side
    3,647.08x = 10,968,812.42
  5. Step 5: Solve for x
    x = 10,968,812.42/3,647.08
  6. Step 6: Final answer
    x = 3,007.56

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.