Home / 3,063.40-4,227.36-1,736.80

Finding the Fourth Proportional to 3,063.40, 4,227.36 and 1,736.80

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Solution

The fourth proportional to 3,063.40, 4,227.36 and 1,736.80 is: 2,396.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.40 : 4,227.36 = 1,736.80 : x
  2. Step 2: Convert to fraction form
    3,063.40/4,227.36 = 1,736.80/x
  3. Step 3: Cross multiply
    3,063.40x = 4,227.36 × 1,736.80
  4. Step 4: Simplify right side
    3,063.40x = 7,342,078.85
  5. Step 5: Solve for x
    x = 7,342,078.85/3,063.40
  6. Step 6: Final answer
    x = 2,396.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.