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Finding the Fourth Proportional to 3,422.73, 5,134.10 and 2,450.73

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Solution

The fourth proportional to 3,422.73, 5,134.10 and 2,450.73 is: 3,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422.73 : 5,134.10 = 2,450.73 : x
  2. Step 2: Convert to fraction form
    3,422.73/5,134.10 = 2,450.73/x
  3. Step 3: Cross multiply
    3,422.73x = 5,134.10 × 2,450.73
  4. Step 4: Simplify right side
    3,422.73x = 12,582,292.89
  5. Step 5: Solve for x
    x = 12,582,292.89/3,422.73
  6. Step 6: Final answer
    x = 3,676.10

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1.5x scale

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.