Home / 2,936.52-4,045.86-2,863.44

Finding the Fourth Proportional to 2,936.52, 4,045.86 and 2,863.44

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Solution

The fourth proportional to 2,936.52, 4,045.86 and 2,863.44 is: 3,945.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.52 : 4,045.86 = 2,863.44 : x
  2. Step 2: Convert to fraction form
    2,936.52/4,045.86 = 2,863.44/x
  3. Step 3: Cross multiply
    2,936.52x = 4,045.86 × 2,863.44
  4. Step 4: Simplify right side
    2,936.52x = 11,585,077.36
  5. Step 5: Solve for x
    x = 11,585,077.36/2,936.52
  6. Step 6: Final answer
    x = 3,945.17

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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.