Home / 1,968.56-2,716.62-1,084.37

Finding the Fourth Proportional to 1,968.56, 2,716.62 and 1,084.37

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Solution

The fourth proportional to 1,968.56, 2,716.62 and 1,084.37 is: 1,496.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968.56 : 2,716.62 = 1,084.37 : x
  2. Step 2: Convert to fraction form
    1,968.56/2,716.62 = 1,084.37/x
  3. Step 3: Cross multiply
    1,968.56x = 2,716.62 × 1,084.37
  4. Step 4: Simplify right side
    1,968.56x = 2,945,824.96
  5. Step 5: Solve for x
    x = 2,945,824.96/1,968.56
  6. Step 6: Final answer
    x = 1,496.43

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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.