Home / 5,183.97-7,153.83-2,826.09

Finding the Fourth Proportional to 5,183.97, 7,153.83 and 2,826.09

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Solution

The fourth proportional to 5,183.97, 7,153.83 and 2,826.09 is: 3,899.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.97 : 7,153.83 = 2,826.09 : x
  2. Step 2: Convert to fraction form
    5,183.97/7,153.83 = 2,826.09/x
  3. Step 3: Cross multiply
    5,183.97x = 7,153.83 × 2,826.09
  4. Step 4: Simplify right side
    5,183.97x = 20,217,367.42
  5. Step 5: Solve for x
    x = 20,217,367.42/5,183.97
  6. Step 6: Final answer
    x = 3,899.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.