Home / 1,936.92-2,673-1,151.58

Finding the Fourth Proportional to 1,936.92, 2,673 and 1,151.58

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Solution

The fourth proportional to 1,936.92, 2,673 and 1,151.58 is: 1,589.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.92 : 2,673 = 1,151.58 : x
  2. Step 2: Convert to fraction form
    1,936.92/2,673 = 1,151.58/x
  3. Step 3: Cross multiply
    1,936.92x = 2,673 × 1,151.58
  4. Step 4: Simplify right side
    1,936.92x = 3,078,173.34
  5. Step 5: Solve for x
    x = 3,078,173.34/1,936.92
  6. Step 6: Final answer
    x = 1,589.21

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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.