Home / 5,455.70-8,183.60-2,333.08

Finding the Fourth Proportional to 5,455.70, 8,183.60 and 2,333.08

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Solution

The fourth proportional to 5,455.70, 8,183.60 and 2,333.08 is: 3,499.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.70 : 8,183.60 = 2,333.08 : x
  2. Step 2: Convert to fraction form
    5,455.70/8,183.60 = 2,333.08/x
  3. Step 3: Cross multiply
    5,455.70x = 8,183.60 × 2,333.08
  4. Step 4: Simplify right side
    5,455.70x = 19,092,993.49
  5. Step 5: Solve for x
    x = 19,092,993.49/5,455.70
  6. Step 6: Final answer
    x = 3,499.64

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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.