Home / 1,512.44-2,082.39-1,374.03

Finding the Fourth Proportional to 1,512.44, 2,082.39 and 1,374.03

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Solution

The fourth proportional to 1,512.44, 2,082.39 and 1,374.03 is: 1,891.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512.44 : 2,082.39 = 1,374.03 : x
  2. Step 2: Convert to fraction form
    1,512.44/2,082.39 = 1,374.03/x
  3. Step 3: Cross multiply
    1,512.44x = 2,082.39 × 1,374.03
  4. Step 4: Simplify right side
    1,512.44x = 2,861,266.33
  5. Step 5: Solve for x
    x = 2,861,266.33/1,512.44
  6. Step 6: Final answer
    x = 1,891.82

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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.