Home / 1,936.38-2,671.52-1,150.32

Finding the Fourth Proportional to 1,936.38, 2,671.52 and 1,150.32

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Solution

The fourth proportional to 1,936.38, 2,671.52 and 1,150.32 is: 1,587.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.38 : 2,671.52 = 1,150.32 : x
  2. Step 2: Convert to fraction form
    1,936.38/2,671.52 = 1,150.32/x
  3. Step 3: Cross multiply
    1,936.38x = 2,671.52 × 1,150.32
  4. Step 4: Simplify right side
    1,936.38x = 3,073,102.89
  5. Step 5: Solve for x
    x = 3,073,102.89/1,936.38
  6. Step 6: Final answer
    x = 1,587.04

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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.