Home / 5,984.27-8,976.40-2,087.76

Finding the Fourth Proportional to 5,984.27, 8,976.40 and 2,087.76

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Solution

The fourth proportional to 5,984.27, 8,976.40 and 2,087.76 is: 3,131.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,984.27 : 8,976.40 = 2,087.76 : x
  2. Step 2: Convert to fraction form
    5,984.27/8,976.40 = 2,087.76/x
  3. Step 3: Cross multiply
    5,984.27x = 8,976.40 × 2,087.76
  4. Step 4: Simplify right side
    5,984.27x = 18,740,568.86
  5. Step 5: Solve for x
    x = 18,740,568.86/5,984.27
  6. Step 6: Final answer
    x = 3,131.64

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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.