Home / 5,322-7,344.36-3,227.34

Finding the Fourth Proportional to 5,322, 7,344.36 and 3,227.34

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Solution

The fourth proportional to 5,322, 7,344.36 and 3,227.34 is: 4,453.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322 : 7,344.36 = 3,227.34 : x
  2. Step 2: Convert to fraction form
    5,322/7,344.36 = 3,227.34/x
  3. Step 3: Cross multiply
    5,322x = 7,344.36 × 3,227.34
  4. Step 4: Simplify right side
    5,322x = 23,702,746.80
  5. Step 5: Solve for x
    x = 23,702,746.80/5,322
  6. Step 6: Final answer
    x = 4,453.73

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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.