Home / 5,982.30-8,974.08-2,086.74

Finding the Fourth Proportional to 5,982.30, 8,974.08 and 2,086.74

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Solution

The fourth proportional to 5,982.30, 8,974.08 and 2,086.74 is: 3,130.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,982.30 : 8,974.08 = 2,086.74 : x
  2. Step 2: Convert to fraction form
    5,982.30/8,974.08 = 2,086.74/x
  3. Step 3: Cross multiply
    5,982.30x = 8,974.08 × 2,086.74
  4. Step 4: Simplify right side
    5,982.30x = 18,726,571.70
  5. Step 5: Solve for x
    x = 18,726,571.70/5,982.30
  6. Step 6: Final answer
    x = 3,130.33

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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.