Home / 1,568.93-2,162.82-1,195.26

Finding the Fourth Proportional to 1,568.93, 2,162.82 and 1,195.26

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Solution

The fourth proportional to 1,568.93, 2,162.82 and 1,195.26 is: 1,647.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568.93 : 2,162.82 = 1,195.26 : x
  2. Step 2: Convert to fraction form
    1,568.93/2,162.82 = 1,195.26/x
  3. Step 3: Cross multiply
    1,568.93x = 2,162.82 × 1,195.26
  4. Step 4: Simplify right side
    1,568.93x = 2,585,132.23
  5. Step 5: Solve for x
    x = 2,585,132.23/1,568.93
  6. Step 6: Final answer
    x = 1,647.71

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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.