Home / 11,251.62-16,877.70-3,460.50

Finding the Fourth Proportional to 11,251.62, 16,877.70 and 3,460.50

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Solution

The fourth proportional to 11,251.62, 16,877.70 and 3,460.50 is: 5,190.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,251.62 : 16,877.70 = 3,460.50 : x
  2. Step 2: Convert to fraction form
    11,251.62/16,877.70 = 3,460.50/x
  3. Step 3: Cross multiply
    11,251.62x = 16,877.70 × 3,460.50
  4. Step 4: Simplify right side
    11,251.62x = 58,405,280.85
  5. Step 5: Solve for x
    x = 58,405,280.85/11,251.62
  6. Step 6: Final answer
    x = 5,190.83

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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.