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Finding the Fourth Proportional to 1,879.50, 2,593.68 and 1,481.58

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Solution

The fourth proportional to 1,879.50, 2,593.68 and 1,481.58 is: 2,044.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879.50 : 2,593.68 = 1,481.58 : x
  2. Step 2: Convert to fraction form
    1,879.50/2,593.68 = 1,481.58/x
  3. Step 3: Cross multiply
    1,879.50x = 2,593.68 × 1,481.58
  4. Step 4: Simplify right side
    1,879.50x = 3,842,744.41
  5. Step 5: Solve for x
    x = 3,842,744.41/1,879.50
  6. Step 6: Final answer
    x = 2,044.56

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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.