Home / 6,724.75-10,087.17-2,107.75

Finding the Fourth Proportional to 6,724.75, 10,087.17 and 2,107.75

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Solution

The fourth proportional to 6,724.75, 10,087.17 and 2,107.75 is: 3,161.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,724.75 : 10,087.17 = 2,107.75 : x
  2. Step 2: Convert to fraction form
    6,724.75/10,087.17 = 2,107.75/x
  3. Step 3: Cross multiply
    6,724.75x = 10,087.17 × 2,107.75
  4. Step 4: Simplify right side
    6,724.75x = 21,261,232.57
  5. Step 5: Solve for x
    x = 21,261,232.57/6,724.75
  6. Step 6: Final answer
    x = 3,161.64

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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.