Home / 4,171.82-5,750.97-3,175.36

Finding the Fourth Proportional to 4,171.82, 5,750.97 and 3,175.36

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Solution

The fourth proportional to 4,171.82, 5,750.97 and 3,175.36 is: 4,377.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.82 : 5,750.97 = 3,175.36 : x
  2. Step 2: Convert to fraction form
    4,171.82/5,750.97 = 3,175.36/x
  3. Step 3: Cross multiply
    4,171.82x = 5,750.97 × 3,175.36
  4. Step 4: Simplify right side
    4,171.82x = 18,261,385.72
  5. Step 5: Solve for x
    x = 18,261,385.72/4,171.82
  6. Step 6: Final answer
    x = 4,377.32

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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.