Home / 3,936.15-5,434.41-2,446.23

Finding the Fourth Proportional to 3,936.15, 5,434.41 and 2,446.23

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Solution

The fourth proportional to 3,936.15, 5,434.41 and 2,446.23 is: 3,377.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936.15 : 5,434.41 = 2,446.23 : x
  2. Step 2: Convert to fraction form
    3,936.15/5,434.41 = 2,446.23/x
  3. Step 3: Cross multiply
    3,936.15x = 5,434.41 × 2,446.23
  4. Step 4: Simplify right side
    3,936.15x = 13,293,816.77
  5. Step 5: Solve for x
    x = 13,293,816.77/3,936.15
  6. Step 6: Final answer
    x = 3,377.37

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Similar ratio
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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.