Home / 8,508.20-12,763.08-3,576.92

Finding the Fourth Proportional to 8,508.20, 12,763.08 and 3,576.92

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Solution

The fourth proportional to 8,508.20, 12,763.08 and 3,576.92 is: 5,365.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508.20 : 12,763.08 = 3,576.92 : x
  2. Step 2: Convert to fraction form
    8,508.20/12,763.08 = 3,576.92/x
  3. Step 3: Cross multiply
    8,508.20x = 12,763.08 × 3,576.92
  4. Step 4: Simplify right side
    8,508.20x = 45,652,516.11
  5. Step 5: Solve for x
    x = 45,652,516.11/8,508.20
  6. Step 6: Final answer
    x = 5,365.71

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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.