Home / 1,968.33-2,716.37-1,084.11

Finding the Fourth Proportional to 1,968.33, 2,716.37 and 1,084.11

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Solution

The fourth proportional to 1,968.33, 2,716.37 and 1,084.11 is: 1,496.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968.33 : 2,716.37 = 1,084.11 : x
  2. Step 2: Convert to fraction form
    1,968.33/2,716.37 = 1,084.11/x
  3. Step 3: Cross multiply
    1,968.33x = 2,716.37 × 1,084.11
  4. Step 4: Simplify right side
    1,968.33x = 2,944,838.46
  5. Step 5: Solve for x
    x = 2,944,838.46/1,968.33
  6. Step 6: Final answer
    x = 1,496.11

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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.