Home / 7,012.26-10,517.18-2,628.82

Finding the Fourth Proportional to 7,012.26, 10,517.18 and 2,628.82

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Solution

The fourth proportional to 7,012.26, 10,517.18 and 2,628.82 is: 3,942.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,012.26 : 10,517.18 = 2,628.82 : x
  2. Step 2: Convert to fraction form
    7,012.26/10,517.18 = 2,628.82/x
  3. Step 3: Cross multiply
    7,012.26x = 10,517.18 × 2,628.82
  4. Step 4: Simplify right side
    7,012.26x = 27,647,773.13
  5. Step 5: Solve for x
    x = 27,647,773.13/7,012.26
  6. Step 6: Final answer
    x = 3,942.78

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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.