Home / 6,857.88-10,281.69-3,568.92

Finding the Fourth Proportional to 6,857.88, 10,281.69 and 3,568.92

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Solution

The fourth proportional to 6,857.88, 10,281.69 and 3,568.92 is: 5,350.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,857.88 : 10,281.69 = 3,568.92 : x
  2. Step 2: Convert to fraction form
    6,857.88/10,281.69 = 3,568.92/x
  3. Step 3: Cross multiply
    6,857.88x = 10,281.69 × 3,568.92
  4. Step 4: Simplify right side
    6,857.88x = 36,694,529.07
  5. Step 5: Solve for x
    x = 36,694,529.07/6,857.88
  6. Step 6: Final answer
    x = 5,350.71

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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.