Home / 2,758.44-4,138.26-1,372.53

Finding the Fourth Proportional to 2,758.44, 4,138.26 and 1,372.53

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Solution

The fourth proportional to 2,758.44, 4,138.26 and 1,372.53 is: 2,059.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758.44 : 4,138.26 = 1,372.53 : x
  2. Step 2: Convert to fraction form
    2,758.44/4,138.26 = 1,372.53/x
  3. Step 3: Cross multiply
    2,758.44x = 4,138.26 × 1,372.53
  4. Step 4: Simplify right side
    2,758.44x = 5,679,886.00
  5. Step 5: Solve for x
    x = 5,679,886.00/2,758.44
  6. Step 6: Final answer
    x = 2,059.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.