Home / 5,611.12-7,743.30-3,093.24

Finding the Fourth Proportional to 5,611.12, 7,743.30 and 3,093.24

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Solution

The fourth proportional to 5,611.12, 7,743.30 and 3,093.24 is: 4,268.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,611.12 : 7,743.30 = 3,093.24 : x
  2. Step 2: Convert to fraction form
    5,611.12/7,743.30 = 3,093.24/x
  3. Step 3: Cross multiply
    5,611.12x = 7,743.30 × 3,093.24
  4. Step 4: Simplify right side
    5,611.12x = 23,951,854.31
  5. Step 5: Solve for x
    x = 23,951,854.31/5,611.12
  6. Step 6: Final answer
    x = 4,268.64

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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.