Home / 8,672.27-12,997.26-4,511.70

Finding the Fourth Proportional to 8,672.27, 12,997.26 and 4,511.70

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Solution

The fourth proportional to 8,672.27, 12,997.26 and 4,511.70 is: 6,761.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,672.27 : 12,997.26 = 4,511.70 : x
  2. Step 2: Convert to fraction form
    8,672.27/12,997.26 = 4,511.70/x
  3. Step 3: Cross multiply
    8,672.27x = 12,997.26 × 4,511.70
  4. Step 4: Simplify right side
    8,672.27x = 58,639,737.94
  5. Step 5: Solve for x
    x = 58,639,737.94/8,672.27
  6. Step 6: Final answer
    x = 6,761.76

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1.5x scale

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.