Home / 3,174.87-4,760.99-1,200.16

Finding the Fourth Proportional to 3,174.87, 4,760.99 and 1,200.16

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Solution

The fourth proportional to 3,174.87, 4,760.99 and 1,200.16 is: 1,799.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174.87 : 4,760.99 = 1,200.16 : x
  2. Step 2: Convert to fraction form
    3,174.87/4,760.99 = 1,200.16/x
  3. Step 3: Cross multiply
    3,174.87x = 4,760.99 × 1,200.16
  4. Step 4: Simplify right side
    3,174.87x = 5,713,919.95
  5. Step 5: Solve for x
    x = 5,713,919.95/3,174.87
  6. Step 6: Final answer
    x = 1,799.73

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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.