Home / 1,968.18-2,716.07-1,083.97

Finding the Fourth Proportional to 1,968.18, 2,716.07 and 1,083.97

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Solution

The fourth proportional to 1,968.18, 2,716.07 and 1,083.97 is: 1,495.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968.18 : 2,716.07 = 1,083.97 : x
  2. Step 2: Convert to fraction form
    1,968.18/2,716.07 = 1,083.97/x
  3. Step 3: Cross multiply
    1,968.18x = 2,716.07 × 1,083.97
  4. Step 4: Simplify right side
    1,968.18x = 2,944,119.40
  5. Step 5: Solve for x
    x = 2,944,119.40/1,968.18
  6. Step 6: Final answer
    x = 1,495.86

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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.