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Finding the Fourth Proportional to 7,169.73, 10,748.10 and 2,551.65

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Solution

The fourth proportional to 7,169.73, 10,748.10 and 2,551.65 is: 3,825.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169.73 : 10,748.10 = 2,551.65 : x
  2. Step 2: Convert to fraction form
    7,169.73/10,748.10 = 2,551.65/x
  3. Step 3: Cross multiply
    7,169.73x = 10,748.10 × 2,551.65
  4. Step 4: Simplify right side
    7,169.73x = 27,425,389.37
  5. Step 5: Solve for x
    x = 27,425,389.37/7,169.73
  6. Step 6: Final answer
    x = 3,825.16

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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.