Home / 6,118.26-8,447.94-3,994.44

Finding the Fourth Proportional to 6,118.26, 8,447.94 and 3,994.44

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Solution

The fourth proportional to 6,118.26, 8,447.94 and 3,994.44 is: 5,515.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.26 : 8,447.94 = 3,994.44 : x
  2. Step 2: Convert to fraction form
    6,118.26/8,447.94 = 3,994.44/x
  3. Step 3: Cross multiply
    6,118.26x = 8,447.94 × 3,994.44
  4. Step 4: Simplify right side
    6,118.26x = 33,744,789.45
  5. Step 5: Solve for x
    x = 33,744,789.45/6,118.26
  6. Step 6: Final answer
    x = 5,515.42

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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.