Home / 6,926.76-9,556.70-3,942.14

Finding the Fourth Proportional to 6,926.76, 9,556.70 and 3,942.14

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Solution

The fourth proportional to 6,926.76, 9,556.70 and 3,942.14 is: 5,438.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,926.76 : 9,556.70 = 3,942.14 : x
  2. Step 2: Convert to fraction form
    6,926.76/9,556.70 = 3,942.14/x
  3. Step 3: Cross multiply
    6,926.76x = 9,556.70 × 3,942.14
  4. Step 4: Simplify right side
    6,926.76x = 37,673,781.84
  5. Step 5: Solve for x
    x = 37,673,781.84/6,926.76
  6. Step 6: Final answer
    x = 5,438.88

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1.5x scale

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.