Home / 8,552-12,829.44-3,286.88

Finding the Fourth Proportional to 8,552, 12,829.44 and 3,286.88

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Solution

The fourth proportional to 8,552, 12,829.44 and 3,286.88 is: 4,930.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,552 : 12,829.44 = 3,286.88 : x
  2. Step 2: Convert to fraction form
    8,552/12,829.44 = 3,286.88/x
  3. Step 3: Cross multiply
    8,552x = 12,829.44 × 3,286.88
  4. Step 4: Simplify right side
    8,552x = 42,168,829.75
  5. Step 5: Solve for x
    x = 42,168,829.75/8,552
  6. Step 6: Final answer
    x = 4,930.87

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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.