Home / 3,838.25-5,297.36-2,245.83

Finding the Fourth Proportional to 3,838.25, 5,297.36 and 2,245.83

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Solution

The fourth proportional to 3,838.25, 5,297.36 and 2,245.83 is: 3,099.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838.25 : 5,297.36 = 2,245.83 : x
  2. Step 2: Convert to fraction form
    3,838.25/5,297.36 = 2,245.83/x
  3. Step 3: Cross multiply
    3,838.25x = 5,297.36 × 2,245.83
  4. Step 4: Simplify right side
    3,838.25x = 11,896,958.78
  5. Step 5: Solve for x
    x = 11,896,958.78/3,838.25
  6. Step 6: Final answer
    x = 3,099.58

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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.