Home / 11,818.05-17,717.69-5,891.70

Finding the Fourth Proportional to 11,818.05, 17,717.69 and 5,891.70

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Solution

The fourth proportional to 11,818.05, 17,717.69 and 5,891.70 is: 8,832.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,818.05 : 17,717.69 = 5,891.70 : x
  2. Step 2: Convert to fraction form
    11,818.05/17,717.69 = 5,891.70/x
  3. Step 3: Cross multiply
    11,818.05x = 17,717.69 × 5,891.70
  4. Step 4: Simplify right side
    11,818.05x = 104,387,314.17
  5. Step 5: Solve for x
    x = 104,387,314.17/11,818.05
  6. Step 6: Final answer
    x = 8,832.87

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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.