Home / 3,027.44-4,175.88-2,578.16

Finding the Fourth Proportional to 3,027.44, 4,175.88 and 2,578.16

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Solution

The fourth proportional to 3,027.44, 4,175.88 and 2,578.16 is: 3,556.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.44 : 4,175.88 = 2,578.16 : x
  2. Step 2: Convert to fraction form
    3,027.44/4,175.88 = 2,578.16/x
  3. Step 3: Cross multiply
    3,027.44x = 4,175.88 × 2,578.16
  4. Step 4: Simplify right side
    3,027.44x = 10,766,086.78
  5. Step 5: Solve for x
    x = 10,766,086.78/3,027.44
  6. Step 6: Final answer
    x = 3,556.17

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1.5x scale

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.