Home / 5,190.62-7,163.97-3,066.01

Finding the Fourth Proportional to 5,190.62, 7,163.97 and 3,066.01

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Solution

The fourth proportional to 5,190.62, 7,163.97 and 3,066.01 is: 4,231.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,190.62 : 7,163.97 = 3,066.01 : x
  2. Step 2: Convert to fraction form
    5,190.62/7,163.97 = 3,066.01/x
  3. Step 3: Cross multiply
    5,190.62x = 7,163.97 × 3,066.01
  4. Step 4: Simplify right side
    5,190.62x = 21,964,774.25
  5. Step 5: Solve for x
    x = 21,964,774.25/5,190.62
  6. Step 6: Final answer
    x = 4,231.63

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Why These Related Problems?

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