Home / 5,942.88-8,200.80-3,290.22

Finding the Fourth Proportional to 5,942.88, 8,200.80 and 3,290.22

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Solution

The fourth proportional to 5,942.88, 8,200.80 and 3,290.22 is: 4,540.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,942.88 : 8,200.80 = 3,290.22 : x
  2. Step 2: Convert to fraction form
    5,942.88/8,200.80 = 3,290.22/x
  3. Step 3: Cross multiply
    5,942.88x = 8,200.80 × 3,290.22
  4. Step 4: Simplify right side
    5,942.88x = 26,982,436.18
  5. Step 5: Solve for x
    x = 26,982,436.18/5,942.88
  6. Step 6: Final answer
    x = 4,540.30

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1.5x scale

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.