Home / 6,775.50-9,349.92-3,791.62

Finding the Fourth Proportional to 6,775.50, 9,349.92 and 3,791.62

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Solution

The fourth proportional to 6,775.50, 9,349.92 and 3,791.62 is: 5,232.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,775.50 : 9,349.92 = 3,791.62 : x
  2. Step 2: Convert to fraction form
    6,775.50/9,349.92 = 3,791.62/x
  3. Step 3: Cross multiply
    6,775.50x = 9,349.92 × 3,791.62
  4. Step 4: Simplify right side
    6,775.50x = 35,451,343.67
  5. Step 5: Solve for x
    x = 35,451,343.67/6,775.50
  6. Step 6: Final answer
    x = 5,232.28

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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.