Home / 3,183.61-4,775.41-1,796.32

Finding the Fourth Proportional to 3,183.61, 4,775.41 and 1,796.32

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Solution

The fourth proportional to 3,183.61, 4,775.41 and 1,796.32 is: 2,694.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.61 : 4,775.41 = 1,796.32 : x
  2. Step 2: Convert to fraction form
    3,183.61/4,775.41 = 1,796.32/x
  3. Step 3: Cross multiply
    3,183.61x = 4,775.41 × 1,796.32
  4. Step 4: Simplify right side
    3,183.61x = 8,578,164.49
  5. Step 5: Solve for x
    x = 8,578,164.49/3,183.61
  6. Step 6: Final answer
    x = 2,694.48

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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.