Home / 6,172.71-9,257.15-2,067.75

Finding the Fourth Proportional to 6,172.71, 9,257.15 and 2,067.75

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Solution

The fourth proportional to 6,172.71, 9,257.15 and 2,067.75 is: 3,100.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,172.71 : 9,257.15 = 2,067.75 : x
  2. Step 2: Convert to fraction form
    6,172.71/9,257.15 = 2,067.75/x
  3. Step 3: Cross multiply
    6,172.71x = 9,257.15 × 2,067.75
  4. Step 4: Simplify right side
    6,172.71x = 19,141,461.57
  5. Step 5: Solve for x
    x = 19,141,461.57/6,172.71
  6. Step 6: Final answer
    x = 3,100.98

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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.