Home / 1,716.12-2,568.78-1,193.49

Finding the Fourth Proportional to 1,716.12, 2,568.78 and 1,193.49

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Solution

The fourth proportional to 1,716.12, 2,568.78 and 1,193.49 is: 1,786.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.12 : 2,568.78 = 1,193.49 : x
  2. Step 2: Convert to fraction form
    1,716.12/2,568.78 = 1,193.49/x
  3. Step 3: Cross multiply
    1,716.12x = 2,568.78 × 1,193.49
  4. Step 4: Simplify right side
    1,716.12x = 3,065,813.24
  5. Step 5: Solve for x
    x = 3,065,813.24/1,716.12
  6. Step 6: Final answer
    x = 1,786.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.