Home / 2,261.96-3,394.07-1,092.95

Finding the Fourth Proportional to 2,261.96, 3,394.07 and 1,092.95

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Solution

The fourth proportional to 2,261.96, 3,394.07 and 1,092.95 is: 1,639.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261.96 : 3,394.07 = 1,092.95 : x
  2. Step 2: Convert to fraction form
    2,261.96/3,394.07 = 1,092.95/x
  3. Step 3: Cross multiply
    2,261.96x = 3,394.07 × 1,092.95
  4. Step 4: Simplify right side
    2,261.96x = 3,709,548.81
  5. Step 5: Solve for x
    x = 3,709,548.81/2,261.96
  6. Step 6: Final answer
    x = 1,639.97

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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.