Home / 8,777.50-13,173.17-3,850.54

Finding the Fourth Proportional to 8,777.50, 13,173.17 and 3,850.54

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Solution

The fourth proportional to 8,777.50, 13,173.17 and 3,850.54 is: 5,778.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,777.50 : 13,173.17 = 3,850.54 : x
  2. Step 2: Convert to fraction form
    8,777.50/13,173.17 = 3,850.54/x
  3. Step 3: Cross multiply
    8,777.50x = 13,173.17 × 3,850.54
  4. Step 4: Simplify right side
    8,777.50x = 50,723,765.83
  5. Step 5: Solve for x
    x = 50,723,765.83/8,777.50
  6. Step 6: Final answer
    x = 5,778.84

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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.