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Finding the Fourth Proportional to 11,676.88, 17,516.20 and 3,356.84

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Solution

The fourth proportional to 11,676.88, 17,516.20 and 3,356.84 is: 5,035.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,676.88 : 17,516.20 = 3,356.84 : x
  2. Step 2: Convert to fraction form
    11,676.88/17,516.20 = 3,356.84/x
  3. Step 3: Cross multiply
    11,676.88x = 17,516.20 × 3,356.84
  4. Step 4: Simplify right side
    11,676.88x = 58,799,080.81
  5. Step 5: Solve for x
    x = 58,799,080.81/11,676.88
  6. Step 6: Final answer
    x = 5,035.51

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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.