Home / 3,441.53-5,163.21-2,108.84

Finding the Fourth Proportional to 3,441.53, 5,163.21 and 2,108.84

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Solution

The fourth proportional to 3,441.53, 5,163.21 and 2,108.84 is: 3,163.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.53 : 5,163.21 = 2,108.84 : x
  2. Step 2: Convert to fraction form
    3,441.53/5,163.21 = 2,108.84/x
  3. Step 3: Cross multiply
    3,441.53x = 5,163.21 × 2,108.84
  4. Step 4: Simplify right side
    3,441.53x = 10,888,383.78
  5. Step 5: Solve for x
    x = 10,888,383.78/3,441.53
  6. Step 6: Final answer
    x = 3,163.82

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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.