Home / 5,286.08-7,926.73-1,996.85

Finding the Fourth Proportional to 5,286.08, 7,926.73 and 1,996.85

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Solution

The fourth proportional to 5,286.08, 7,926.73 and 1,996.85 is: 2,994.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,286.08 : 7,926.73 = 1,996.85 : x
  2. Step 2: Convert to fraction form
    5,286.08/7,926.73 = 1,996.85/x
  3. Step 3: Cross multiply
    5,286.08x = 7,926.73 × 1,996.85
  4. Step 4: Simplify right side
    5,286.08x = 15,828,505.63
  5. Step 5: Solve for x
    x = 15,828,505.63/5,286.08
  6. Step 6: Final answer
    x = 2,994.37

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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.