Home / 1,788.38-2,467.97-1,002.44

Finding the Fourth Proportional to 1,788.38, 2,467.97 and 1,002.44

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Solution

The fourth proportional to 1,788.38, 2,467.97 and 1,002.44 is: 1,383.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788.38 : 2,467.97 = 1,002.44 : x
  2. Step 2: Convert to fraction form
    1,788.38/2,467.97 = 1,002.44/x
  3. Step 3: Cross multiply
    1,788.38x = 2,467.97 × 1,002.44
  4. Step 4: Simplify right side
    1,788.38x = 2,473,974.49
  5. Step 5: Solve for x
    x = 2,473,974.49/1,788.38
  6. Step 6: Final answer
    x = 1,383.36

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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.