Home / 5,182.23-7,151.48-2,824.37

Finding the Fourth Proportional to 5,182.23, 7,151.48 and 2,824.37

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Solution

The fourth proportional to 5,182.23, 7,151.48 and 2,824.37 is: 3,897.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.23 : 7,151.48 = 2,824.37 : x
  2. Step 2: Convert to fraction form
    5,182.23/7,151.48 = 2,824.37/x
  3. Step 3: Cross multiply
    5,182.23x = 7,151.48 × 2,824.37
  4. Step 4: Simplify right side
    5,182.23x = 20,198,425.57
  5. Step 5: Solve for x
    x = 20,198,425.57/5,182.23
  6. Step 6: Final answer
    x = 3,897.63

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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.