Home / 7,174.64-10,767.43-2,792.44

Finding the Fourth Proportional to 7,174.64, 10,767.43 and 2,792.44

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Solution

The fourth proportional to 7,174.64, 10,767.43 and 2,792.44 is: 4,190.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,174.64 : 10,767.43 = 2,792.44 : x
  2. Step 2: Convert to fraction form
    7,174.64/10,767.43 = 2,792.44/x
  3. Step 3: Cross multiply
    7,174.64x = 10,767.43 × 2,792.44
  4. Step 4: Simplify right side
    7,174.64x = 30,067,419.18
  5. Step 5: Solve for x
    x = 30,067,419.18/7,174.64
  6. Step 6: Final answer
    x = 4,190.79

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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.