Home / 5,183.96-7,153.82-2,826.10

Finding the Fourth Proportional to 5,183.96, 7,153.82 and 2,826.10

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Solution

The fourth proportional to 5,183.96, 7,153.82 and 2,826.10 is: 3,899.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.96 : 7,153.82 = 2,826.10 : x
  2. Step 2: Convert to fraction form
    5,183.96/7,153.82 = 2,826.10/x
  3. Step 3: Cross multiply
    5,183.96x = 7,153.82 × 2,826.10
  4. Step 4: Simplify right side
    5,183.96x = 20,217,410.70
  5. Step 5: Solve for x
    x = 20,217,410.70/5,183.96
  6. Step 6: Final answer
    x = 3,899.99

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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.