Home / 7,201.45-10,801.96-3,935.23

Finding the Fourth Proportional to 7,201.45, 10,801.96 and 3,935.23

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Solution

The fourth proportional to 7,201.45, 10,801.96 and 3,935.23 is: 5,902.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,201.45 : 10,801.96 = 3,935.23 : x
  2. Step 2: Convert to fraction form
    7,201.45/10,801.96 = 3,935.23/x
  3. Step 3: Cross multiply
    7,201.45x = 10,801.96 × 3,935.23
  4. Step 4: Simplify right side
    7,201.45x = 42,508,197.05
  5. Step 5: Solve for x
    x = 42,508,197.05/7,201.45
  6. Step 6: Final answer
    x = 5,902.73

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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.