Home / 2,276.05-3,396.22-2,136.73

Finding the Fourth Proportional to 2,276.05, 3,396.22 and 2,136.73

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Solution

The fourth proportional to 2,276.05, 3,396.22 and 2,136.73 is: 3,188.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276.05 : 3,396.22 = 2,136.73 : x
  2. Step 2: Convert to fraction form
    2,276.05/3,396.22 = 2,136.73/x
  3. Step 3: Cross multiply
    2,276.05x = 3,396.22 × 2,136.73
  4. Step 4: Simplify right side
    2,276.05x = 7,256,805.16
  5. Step 5: Solve for x
    x = 7,256,805.16/2,276.05
  6. Step 6: Final answer
    x = 3,188.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.