Home / 4,097.56-6,138.78-3,174.16

Finding the Fourth Proportional to 4,097.56, 6,138.78 and 3,174.16

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Solution

The fourth proportional to 4,097.56, 6,138.78 and 3,174.16 is: 4,755.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,097.56 : 6,138.78 = 3,174.16 : x
  2. Step 2: Convert to fraction form
    4,097.56/6,138.78 = 3,174.16/x
  3. Step 3: Cross multiply
    4,097.56x = 6,138.78 × 3,174.16
  4. Step 4: Simplify right side
    4,097.56x = 19,485,469.92
  5. Step 5: Solve for x
    x = 19,485,469.92/4,097.56
  6. Step 6: Final answer
    x = 4,755.38

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1.5x scale

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.