Home / 8,576.27-12,861.77-3,310.86

Finding the Fourth Proportional to 8,576.27, 12,861.77 and 3,310.86

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Solution

The fourth proportional to 8,576.27, 12,861.77 and 3,310.86 is: 4,965.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,576.27 : 12,861.77 = 3,310.86 : x
  2. Step 2: Convert to fraction form
    8,576.27/12,861.77 = 3,310.86/x
  3. Step 3: Cross multiply
    8,576.27x = 12,861.77 × 3,310.86
  4. Step 4: Simplify right side
    8,576.27x = 42,583,519.82
  5. Step 5: Solve for x
    x = 42,583,519.82/8,576.27
  6. Step 6: Final answer
    x = 4,965.27

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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.