Home / 1,796.18-2,694.26-1,431.68

Finding the Fourth Proportional to 1,796.18, 2,694.26 and 1,431.68

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Solution

The fourth proportional to 1,796.18, 2,694.26 and 1,431.68 is: 2,147.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796.18 : 2,694.26 = 1,431.68 : x
  2. Step 2: Convert to fraction form
    1,796.18/2,694.26 = 1,431.68/x
  3. Step 3: Cross multiply
    1,796.18x = 2,694.26 × 1,431.68
  4. Step 4: Simplify right side
    1,796.18x = 3,857,308.26
  5. Step 5: Solve for x
    x = 3,857,308.26/1,796.18
  6. Step 6: Final answer
    x = 2,147.51

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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.