Home / 6,318.52-8,717.96-3,799.82

Finding the Fourth Proportional to 6,318.52, 8,717.96 and 3,799.82

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Solution

The fourth proportional to 6,318.52, 8,717.96 and 3,799.82 is: 5,242.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,318.52 : 8,717.96 = 3,799.82 : x
  2. Step 2: Convert to fraction form
    6,318.52/8,717.96 = 3,799.82/x
  3. Step 3: Cross multiply
    6,318.52x = 8,717.96 × 3,799.82
  4. Step 4: Simplify right side
    6,318.52x = 33,126,678.77
  5. Step 5: Solve for x
    x = 33,126,678.77/6,318.52
  6. Step 6: Final answer
    x = 5,242.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.