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Finding the Fourth Proportional to 3,676.73, 5,510.43 and 1,724.63

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Solution

The fourth proportional to 3,676.73, 5,510.43 and 1,724.63 is: 2,584.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.73 : 5,510.43 = 1,724.63 : x
  2. Step 2: Convert to fraction form
    3,676.73/5,510.43 = 1,724.63/x
  3. Step 3: Cross multiply
    3,676.73x = 5,510.43 × 1,724.63
  4. Step 4: Simplify right side
    3,676.73x = 9,503,425.34
  5. Step 5: Solve for x
    x = 9,503,425.34/3,676.73
  6. Step 6: Final answer
    x = 2,584.75

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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.