Home / 8,508.24-12,758.76-3,310.56

Finding the Fourth Proportional to 8,508.24, 12,758.76 and 3,310.56

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Solution

The fourth proportional to 8,508.24, 12,758.76 and 3,310.56 is: 4,964.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508.24 : 12,758.76 = 3,310.56 : x
  2. Step 2: Convert to fraction form
    8,508.24/12,758.76 = 3,310.56/x
  3. Step 3: Cross multiply
    8,508.24x = 12,758.76 × 3,310.56
  4. Step 4: Simplify right side
    8,508.24x = 42,238,640.51
  5. Step 5: Solve for x
    x = 42,238,640.51/8,508.24
  6. Step 6: Final answer
    x = 4,964.44

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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.