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Finding the Fourth Proportional to 6,926, 9,556.80 and 3,941.96

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Solution

The fourth proportional to 6,926, 9,556.80 and 3,941.96 is: 5,439.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,926 : 9,556.80 = 3,941.96 : x
  2. Step 2: Convert to fraction form
    6,926/9,556.80 = 3,941.96/x
  3. Step 3: Cross multiply
    6,926x = 9,556.80 × 3,941.96
  4. Step 4: Simplify right side
    6,926x = 37,672,523.33
  5. Step 5: Solve for x
    x = 37,672,523.33/6,926
  6. Step 6: Final answer
    x = 5,439.29

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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.