Home / 6,122.82-9,183.99-1,962.72

Finding the Fourth Proportional to 6,122.82, 9,183.99 and 1,962.72

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Solution

The fourth proportional to 6,122.82, 9,183.99 and 1,962.72 is: 2,944.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.82 : 9,183.99 = 1,962.72 : x
  2. Step 2: Convert to fraction form
    6,122.82/9,183.99 = 1,962.72/x
  3. Step 3: Cross multiply
    6,122.82x = 9,183.99 × 1,962.72
  4. Step 4: Simplify right side
    6,122.82x = 18,025,600.85
  5. Step 5: Solve for x
    x = 18,025,600.85/6,122.82
  6. Step 6: Final answer
    x = 2,944.00

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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.