Home / 5,447.88-8,173.83-3,106.44

Finding the Fourth Proportional to 5,447.88, 8,173.83 and 3,106.44

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Solution

The fourth proportional to 5,447.88, 8,173.83 and 3,106.44 is: 4,660.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447.88 : 8,173.83 = 3,106.44 : x
  2. Step 2: Convert to fraction form
    5,447.88/8,173.83 = 3,106.44/x
  3. Step 3: Cross multiply
    5,447.88x = 8,173.83 × 3,106.44
  4. Step 4: Simplify right side
    5,447.88x = 25,391,512.47
  5. Step 5: Solve for x
    x = 25,391,512.47/5,447.88
  6. Step 6: Final answer
    x = 4,660.81

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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.