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Finding the Fourth Proportional to 7,391.73, 11,082.74 and 3,008.01

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Solution

The fourth proportional to 7,391.73, 11,082.74 and 3,008.01 is: 4,510.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.73 : 11,082.74 = 3,008.01 : x
  2. Step 2: Convert to fraction form
    7,391.73/11,082.74 = 3,008.01/x
  3. Step 3: Cross multiply
    7,391.73x = 11,082.74 × 3,008.01
  4. Step 4: Simplify right side
    7,391.73x = 33,336,977.71
  5. Step 5: Solve for x
    x = 33,336,977.71/7,391.73
  6. Step 6: Final answer
    x = 4,510.04

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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.