Home / 6,171.82-8,517.03-3,519.27

Finding the Fourth Proportional to 6,171.82, 8,517.03 and 3,519.27

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Solution

The fourth proportional to 6,171.82, 8,517.03 and 3,519.27 is: 4,856.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,171.82 : 8,517.03 = 3,519.27 : x
  2. Step 2: Convert to fraction form
    6,171.82/8,517.03 = 3,519.27/x
  3. Step 3: Cross multiply
    6,171.82x = 8,517.03 × 3,519.27
  4. Step 4: Simplify right side
    6,171.82x = 29,973,728.17
  5. Step 5: Solve for x
    x = 29,973,728.17/6,171.82
  6. Step 6: Final answer
    x = 4,856.55

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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.