Home / 6,775.77-9,350.70-3,791.28

Finding the Fourth Proportional to 6,775.77, 9,350.70 and 3,791.28

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Solution

The fourth proportional to 6,775.77, 9,350.70 and 3,791.28 is: 5,232.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,775.77 : 9,350.70 = 3,791.28 : x
  2. Step 2: Convert to fraction form
    6,775.77/9,350.70 = 3,791.28/x
  3. Step 3: Cross multiply
    6,775.77x = 9,350.70 × 3,791.28
  4. Step 4: Simplify right side
    6,775.77x = 35,451,121.90
  5. Step 5: Solve for x
    x = 35,451,121.90/6,775.77
  6. Step 6: Final answer
    x = 5,232.04

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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.