Home / 11,102.54-16,659.24-4,861.70

Finding the Fourth Proportional to 11,102.54, 16,659.24 and 4,861.70

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Solution

The fourth proportional to 11,102.54, 16,659.24 and 4,861.70 is: 7,294.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,102.54 : 16,659.24 = 4,861.70 : x
  2. Step 2: Convert to fraction form
    11,102.54/16,659.24 = 4,861.70/x
  3. Step 3: Cross multiply
    11,102.54x = 16,659.24 × 4,861.70
  4. Step 4: Simplify right side
    11,102.54x = 80,992,227.11
  5. Step 5: Solve for x
    x = 80,992,227.11/11,102.54
  6. Step 6: Final answer
    x = 7,294.93

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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.