Home / 1,383.24-2,076.14-1,351.56

Finding the Fourth Proportional to 1,383.24, 2,076.14 and 1,351.56

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Solution

The fourth proportional to 1,383.24, 2,076.14 and 1,351.56 is: 2,028.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383.24 : 2,076.14 = 1,351.56 : x
  2. Step 2: Convert to fraction form
    1,383.24/2,076.14 = 1,351.56/x
  3. Step 3: Cross multiply
    1,383.24x = 2,076.14 × 1,351.56
  4. Step 4: Simplify right side
    1,383.24x = 2,806,027.78
  5. Step 5: Solve for x
    x = 2,806,027.78/1,383.24
  6. Step 6: Final answer
    x = 2,028.59

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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.