Home / 5,611.12-7,743.04-3,092.73

Finding the Fourth Proportional to 5,611.12, 7,743.04 and 3,092.73

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Solution

The fourth proportional to 5,611.12, 7,743.04 and 3,092.73 is: 4,267.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,611.12 : 7,743.04 = 3,092.73 : x
  2. Step 2: Convert to fraction form
    5,611.12/7,743.04 = 3,092.73/x
  3. Step 3: Cross multiply
    5,611.12x = 7,743.04 × 3,092.73
  4. Step 4: Simplify right side
    5,611.12x = 23,947,132.10
  5. Step 5: Solve for x
    x = 23,947,132.10/5,611.12
  6. Step 6: Final answer
    x = 4,267.80

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Why These Related Problems?

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