Home / 11,195.64-16,792.85-3,403.84

Finding the Fourth Proportional to 11,195.64, 16,792.85 and 3,403.84

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Solution

The fourth proportional to 11,195.64, 16,792.85 and 3,403.84 is: 5,105.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,195.64 : 16,792.85 = 3,403.84 : x
  2. Step 2: Convert to fraction form
    11,195.64/16,792.85 = 3,403.84/x
  3. Step 3: Cross multiply
    11,195.64x = 16,792.85 × 3,403.84
  4. Step 4: Simplify right side
    11,195.64x = 57,160,174.54
  5. Step 5: Solve for x
    x = 57,160,174.54/11,195.64
  6. Step 6: Final answer
    x = 5,105.57

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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.