Home / 4,223.14-6,338.60-2,144.60

Finding the Fourth Proportional to 4,223.14, 6,338.60 and 2,144.60

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Solution

The fourth proportional to 4,223.14, 6,338.60 and 2,144.60 is: 3,218.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.14 : 6,338.60 = 2,144.60 : x
  2. Step 2: Convert to fraction form
    4,223.14/6,338.60 = 2,144.60/x
  3. Step 3: Cross multiply
    4,223.14x = 6,338.60 × 2,144.60
  4. Step 4: Simplify right side
    4,223.14x = 13,593,761.56
  5. Step 5: Solve for x
    x = 13,593,761.56/4,223.14
  6. Step 6: Final answer
    x = 3,218.88

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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.