Home / 1,930.33-2,665.20-1,481.41

Finding the Fourth Proportional to 1,930.33, 2,665.20 and 1,481.41

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Solution

The fourth proportional to 1,930.33, 2,665.20 and 1,481.41 is: 2,045.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930.33 : 2,665.20 = 1,481.41 : x
  2. Step 2: Convert to fraction form
    1,930.33/2,665.20 = 1,481.41/x
  3. Step 3: Cross multiply
    1,930.33x = 2,665.20 × 1,481.41
  4. Step 4: Simplify right side
    1,930.33x = 3,948,253.93
  5. Step 5: Solve for x
    x = 3,948,253.93/1,930.33
  6. Step 6: Final answer
    x = 2,045.38

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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.