Home / 5,520.46-8,283.83-3,183.81

Finding the Fourth Proportional to 5,520.46, 8,283.83 and 3,183.81

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Solution

The fourth proportional to 5,520.46, 8,283.83 and 3,183.81 is: 4,777.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.46 : 8,283.83 = 3,183.81 : x
  2. Step 2: Convert to fraction form
    5,520.46/8,283.83 = 3,183.81/x
  3. Step 3: Cross multiply
    5,520.46x = 8,283.83 × 3,183.81
  4. Step 4: Simplify right side
    5,520.46x = 26,374,124.87
  5. Step 5: Solve for x
    x = 26,374,124.87/5,520.46
  6. Step 6: Final answer
    x = 4,777.53

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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.