Home / 1,367.28-1,882.44-1,202.04

Finding the Fourth Proportional to 1,367.28, 1,882.44 and 1,202.04

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Solution

The fourth proportional to 1,367.28, 1,882.44 and 1,202.04 is: 1,654.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367.28 : 1,882.44 = 1,202.04 : x
  2. Step 2: Convert to fraction form
    1,367.28/1,882.44 = 1,202.04/x
  3. Step 3: Cross multiply
    1,367.28x = 1,882.44 × 1,202.04
  4. Step 4: Simplify right side
    1,367.28x = 2,262,768.18
  5. Step 5: Solve for x
    x = 2,262,768.18/1,367.28
  6. Step 6: Final answer
    x = 1,654.94

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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.