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Finding the Fourth Proportional to 6,519.44, 8,997 and 3,867.44

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Solution

The fourth proportional to 6,519.44, 8,997 and 3,867.44 is: 5,337.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519.44 : 8,997 = 3,867.44 : x
  2. Step 2: Convert to fraction form
    6,519.44/8,997 = 3,867.44/x
  3. Step 3: Cross multiply
    6,519.44x = 8,997 × 3,867.44
  4. Step 4: Simplify right side
    6,519.44x = 34,795,357.68
  5. Step 5: Solve for x
    x = 34,795,357.68/6,519.44
  6. Step 6: Final answer
    x = 5,337.17

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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.