Home / 11,239.05-16,861.92-3,341.81

Finding the Fourth Proportional to 11,239.05, 16,861.92 and 3,341.81

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Solution

The fourth proportional to 11,239.05, 16,861.92 and 3,341.81 is: 5,013.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,239.05 : 16,861.92 = 3,341.81 : x
  2. Step 2: Convert to fraction form
    11,239.05/16,861.92 = 3,341.81/x
  3. Step 3: Cross multiply
    11,239.05x = 16,861.92 × 3,341.81
  4. Step 4: Simplify right side
    11,239.05x = 56,349,286.45
  5. Step 5: Solve for x
    x = 56,349,286.45/11,239.05
  6. Step 6: Final answer
    x = 5,013.70

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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.