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Finding the Fourth Proportional to 7,324.66, 10,973.22 and 3,622.56

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Solution

The fourth proportional to 7,324.66, 10,973.22 and 3,622.56 is: 5,427.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.66 : 10,973.22 = 3,622.56 : x
  2. Step 2: Convert to fraction form
    7,324.66/10,973.22 = 3,622.56/x
  3. Step 3: Cross multiply
    7,324.66x = 10,973.22 × 3,622.56
  4. Step 4: Simplify right side
    7,324.66x = 39,751,113.49
  5. Step 5: Solve for x
    x = 39,751,113.49/7,324.66
  6. Step 6: Final answer
    x = 5,427.02

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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.