Home / 5,162.38-7,743.56-1,266.82

Finding the Fourth Proportional to 5,162.38, 7,743.56 and 1,266.82

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Solution

The fourth proportional to 5,162.38, 7,743.56 and 1,266.82 is: 1,900.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162.38 : 7,743.56 = 1,266.82 : x
  2. Step 2: Convert to fraction form
    5,162.38/7,743.56 = 1,266.82/x
  3. Step 3: Cross multiply
    5,162.38x = 7,743.56 × 1,266.82
  4. Step 4: Simplify right side
    5,162.38x = 9,809,696.68
  5. Step 5: Solve for x
    x = 9,809,696.68/5,162.38
  6. Step 6: Final answer
    x = 1,900.23

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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.