Home / 1,791.06-2,472.68-1,162.15

Finding the Fourth Proportional to 1,791.06, 2,472.68 and 1,162.15

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Solution

The fourth proportional to 1,791.06, 2,472.68 and 1,162.15 is: 1,604.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791.06 : 2,472.68 = 1,162.15 : x
  2. Step 2: Convert to fraction form
    1,791.06/2,472.68 = 1,162.15/x
  3. Step 3: Cross multiply
    1,791.06x = 2,472.68 × 1,162.15
  4. Step 4: Simplify right side
    1,791.06x = 2,873,615.25
  5. Step 5: Solve for x
    x = 2,873,615.25/1,791.06
  6. Step 6: Final answer
    x = 1,604.42

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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.