Home / 5,982.52-8,977.88-2,086.92

Finding the Fourth Proportional to 5,982.52, 8,977.88 and 2,086.92

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Solution

The fourth proportional to 5,982.52, 8,977.88 and 2,086.92 is: 3,131.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,982.52 : 8,977.88 = 2,086.92 : x
  2. Step 2: Convert to fraction form
    5,982.52/8,977.88 = 2,086.92/x
  3. Step 3: Cross multiply
    5,982.52x = 8,977.88 × 2,086.92
  4. Step 4: Simplify right side
    5,982.52x = 18,736,156.21
  5. Step 5: Solve for x
    x = 18,736,156.21/5,982.52
  6. Step 6: Final answer
    x = 3,131.82

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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.