Home / 3,846.44-5,309.41-2,253.59

Finding the Fourth Proportional to 3,846.44, 5,309.41 and 2,253.59

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Solution

The fourth proportional to 3,846.44, 5,309.41 and 2,253.59 is: 3,110.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846.44 : 5,309.41 = 2,253.59 : x
  2. Step 2: Convert to fraction form
    3,846.44/5,309.41 = 2,253.59/x
  3. Step 3: Cross multiply
    3,846.44x = 5,309.41 × 2,253.59
  4. Step 4: Simplify right side
    3,846.44x = 11,965,249.37
  5. Step 5: Solve for x
    x = 11,965,249.37/3,846.44
  6. Step 6: Final answer
    x = 3,110.73

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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.