Home / 1,968.93-2,717.09-1,084.73

Finding the Fourth Proportional to 1,968.93, 2,717.09 and 1,084.73

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Solution

The fourth proportional to 1,968.93, 2,717.09 and 1,084.73 is: 1,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968.93 : 2,717.09 = 1,084.73 : x
  2. Step 2: Convert to fraction form
    1,968.93/2,717.09 = 1,084.73/x
  3. Step 3: Cross multiply
    1,968.93x = 2,717.09 × 1,084.73
  4. Step 4: Simplify right side
    1,968.93x = 2,947,294.09
  5. Step 5: Solve for x
    x = 2,947,294.09/1,968.93
  6. Step 6: Final answer
    x = 1,496.90

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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.