Home / 5,112.73-7,668.69-1,825.48

Finding the Fourth Proportional to 5,112.73, 7,668.69 and 1,825.48

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Solution

The fourth proportional to 5,112.73, 7,668.69 and 1,825.48 is: 2,738.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112.73 : 7,668.69 = 1,825.48 : x
  2. Step 2: Convert to fraction form
    5,112.73/7,668.69 = 1,825.48/x
  3. Step 3: Cross multiply
    5,112.73x = 7,668.69 × 1,825.48
  4. Step 4: Simplify right side
    5,112.73x = 13,999,053.23
  5. Step 5: Solve for x
    x = 13,999,053.23/5,112.73
  6. Step 6: Final answer
    x = 2,738.08

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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.