Home / 5,942.70-8,200.31-3,290.04

Finding the Fourth Proportional to 5,942.70, 8,200.31 and 3,290.04

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Solution

The fourth proportional to 5,942.70, 8,200.31 and 3,290.04 is: 4,539.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,942.70 : 8,200.31 = 3,290.04 : x
  2. Step 2: Convert to fraction form
    5,942.70/8,200.31 = 3,290.04/x
  3. Step 3: Cross multiply
    5,942.70x = 8,200.31 × 3,290.04
  4. Step 4: Simplify right side
    5,942.70x = 26,979,331.46
  5. Step 5: Solve for x
    x = 26,979,331.46/5,942.70
  6. Step 6: Final answer
    x = 4,539.91

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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.