Home / 5,183.24-7,774.54-2,105.16

Finding the Fourth Proportional to 5,183.24, 7,774.54 and 2,105.16

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Solution

The fourth proportional to 5,183.24, 7,774.54 and 2,105.16 is: 3,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.24 : 7,774.54 = 2,105.16 : x
  2. Step 2: Convert to fraction form
    5,183.24/7,774.54 = 2,105.16/x
  3. Step 3: Cross multiply
    5,183.24x = 7,774.54 × 2,105.16
  4. Step 4: Simplify right side
    5,183.24x = 16,366,650.63
  5. Step 5: Solve for x
    x = 16,366,650.63/5,183.24
  6. Step 6: Final answer
    x = 3,157.61

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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.