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Finding the Fourth Proportional to 7,097.62, 10,640.24 and 2,935.03

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Solution

The fourth proportional to 7,097.62, 10,640.24 and 2,935.03 is: 4,399.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,097.62 : 10,640.24 = 2,935.03 : x
  2. Step 2: Convert to fraction form
    7,097.62/10,640.24 = 2,935.03/x
  3. Step 3: Cross multiply
    7,097.62x = 10,640.24 × 2,935.03
  4. Step 4: Simplify right side
    7,097.62x = 31,229,355.73
  5. Step 5: Solve for x
    x = 31,229,355.73/7,097.62
  6. Step 6: Final answer
    x = 4,399.98

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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.