Home / 6,843.21-10,263.56-3,144.68

Finding the Fourth Proportional to 6,843.21, 10,263.56 and 3,144.68

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Solution

The fourth proportional to 6,843.21, 10,263.56 and 3,144.68 is: 4,716.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,843.21 : 10,263.56 = 3,144.68 : x
  2. Step 2: Convert to fraction form
    6,843.21/10,263.56 = 3,144.68/x
  3. Step 3: Cross multiply
    6,843.21x = 10,263.56 × 3,144.68
  4. Step 4: Simplify right side
    6,843.21x = 32,275,544.82
  5. Step 5: Solve for x
    x = 32,275,544.82/6,843.21
  6. Step 6: Final answer
    x = 4,716.43

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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.