Home / 5,455.62-8,183.46-2,493.45

Finding the Fourth Proportional to 5,455.62, 8,183.46 and 2,493.45

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Solution

The fourth proportional to 5,455.62, 8,183.46 and 2,493.45 is: 3,740.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.62 : 8,183.46 = 2,493.45 : x
  2. Step 2: Convert to fraction form
    5,455.62/8,183.46 = 2,493.45/x
  3. Step 3: Cross multiply
    5,455.62x = 8,183.46 × 2,493.45
  4. Step 4: Simplify right side
    5,455.62x = 20,405,057.69
  5. Step 5: Solve for x
    x = 20,405,057.69/5,455.62
  6. Step 6: Final answer
    x = 3,740.19

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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.