Home / 8,568.70-12,853.96-2,723.94

Finding the Fourth Proportional to 8,568.70, 12,853.96 and 2,723.94

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Solution

The fourth proportional to 8,568.70, 12,853.96 and 2,723.94 is: 4,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,568.70 : 12,853.96 = 2,723.94 : x
  2. Step 2: Convert to fraction form
    8,568.70/12,853.96 = 2,723.94/x
  3. Step 3: Cross multiply
    8,568.70x = 12,853.96 × 2,723.94
  4. Step 4: Simplify right side
    8,568.70x = 35,013,454.75
  5. Step 5: Solve for x
    x = 35,013,454.75/8,568.70
  6. Step 6: Final answer
    x = 4,086.20

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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.