Home / 3,343.28-4,611.24-2,163.44

Finding the Fourth Proportional to 3,343.28, 4,611.24 and 2,163.44

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Solution

The fourth proportional to 3,343.28, 4,611.24 and 2,163.44 is: 2,983.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.28 : 4,611.24 = 2,163.44 : x
  2. Step 2: Convert to fraction form
    3,343.28/4,611.24 = 2,163.44/x
  3. Step 3: Cross multiply
    3,343.28x = 4,611.24 × 2,163.44
  4. Step 4: Simplify right side
    3,343.28x = 9,976,141.07
  5. Step 5: Solve for x
    x = 9,976,141.07/3,343.28
  6. Step 6: Final answer
    x = 2,983.94

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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.