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Finding the Fourth Proportional to 5,336.87, 8,008.07 and 3,786.84

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Solution

The fourth proportional to 5,336.87, 8,008.07 and 3,786.84 is: 5,682.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,336.87 : 8,008.07 = 3,786.84 : x
  2. Step 2: Convert to fraction form
    5,336.87/8,008.07 = 3,786.84/x
  3. Step 3: Cross multiply
    5,336.87x = 8,008.07 × 3,786.84
  4. Step 4: Simplify right side
    5,336.87x = 30,325,260.86
  5. Step 5: Solve for x
    x = 30,325,260.86/5,336.87
  6. Step 6: Final answer
    x = 5,682.22

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1.5x scale

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.