Home / 1,936.16-2,671.88-1,096.85

Finding the Fourth Proportional to 1,936.16, 2,671.88 and 1,096.85

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Solution

The fourth proportional to 1,936.16, 2,671.88 and 1,096.85 is: 1,513.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.16 : 2,671.88 = 1,096.85 : x
  2. Step 2: Convert to fraction form
    1,936.16/2,671.88 = 1,096.85/x
  3. Step 3: Cross multiply
    1,936.16x = 2,671.88 × 1,096.85
  4. Step 4: Simplify right side
    1,936.16x = 2,930,651.58
  5. Step 5: Solve for x
    x = 2,930,651.58/1,936.16
  6. Step 6: Final answer
    x = 1,513.64

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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.