Home / 1,950.76-2,921.82-1,083.52

Finding the Fourth Proportional to 1,950.76, 2,921.82 and 1,083.52

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Solution

The fourth proportional to 1,950.76, 2,921.82 and 1,083.52 is: 1,622.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.76 : 2,921.82 = 1,083.52 : x
  2. Step 2: Convert to fraction form
    1,950.76/2,921.82 = 1,083.52/x
  3. Step 3: Cross multiply
    1,950.76x = 2,921.82 × 1,083.52
  4. Step 4: Simplify right side
    1,950.76x = 3,165,850.41
  5. Step 5: Solve for x
    x = 3,165,850.41/1,950.76
  6. Step 6: Final answer
    x = 1,622.88

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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.