Home / 3,092.10-4,267.91-1,912.49

Finding the Fourth Proportional to 3,092.10, 4,267.91 and 1,912.49

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Solution

The fourth proportional to 3,092.10, 4,267.91 and 1,912.49 is: 2,639.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.10 : 4,267.91 = 1,912.49 : x
  2. Step 2: Convert to fraction form
    3,092.10/4,267.91 = 1,912.49/x
  3. Step 3: Cross multiply
    3,092.10x = 4,267.91 × 1,912.49
  4. Step 4: Simplify right side
    3,092.10x = 8,162,304.29
  5. Step 5: Solve for x
    x = 8,162,304.29/3,092.10
  6. Step 6: Final answer
    x = 2,639.73

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.