Home / 1,936.83-2,672.79-1,052.58

Finding the Fourth Proportional to 1,936.83, 2,672.79 and 1,052.58

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Solution

The fourth proportional to 1,936.83, 2,672.79 and 1,052.58 is: 1,452.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.83 : 2,672.79 = 1,052.58 : x
  2. Step 2: Convert to fraction form
    1,936.83/2,672.79 = 1,052.58/x
  3. Step 3: Cross multiply
    1,936.83x = 2,672.79 × 1,052.58
  4. Step 4: Simplify right side
    1,936.83x = 2,813,325.30
  5. Step 5: Solve for x
    x = 2,813,325.30/1,936.83
  6. Step 6: Final answer
    x = 1,452.54

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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.