Home / 5,982.12-8,973.23-2,086.52

Finding the Fourth Proportional to 5,982.12, 8,973.23 and 2,086.52

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Solution

The fourth proportional to 5,982.12, 8,973.23 and 2,086.52 is: 3,129.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,982.12 : 8,973.23 = 2,086.52 : x
  2. Step 2: Convert to fraction form
    5,982.12/8,973.23 = 2,086.52/x
  3. Step 3: Cross multiply
    5,982.12x = 8,973.23 × 2,086.52
  4. Step 4: Simplify right side
    5,982.12x = 18,722,768.56
  5. Step 5: Solve for x
    x = 18,722,768.56/5,982.12
  6. Step 6: Final answer
    x = 3,129.79

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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.