Home / 6,977.94-9,629.75-3,791.24

Finding the Fourth Proportional to 6,977.94, 9,629.75 and 3,791.24

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Solution

The fourth proportional to 6,977.94, 9,629.75 and 3,791.24 is: 5,232.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,977.94 : 9,629.75 = 3,791.24 : x
  2. Step 2: Convert to fraction form
    6,977.94/9,629.75 = 3,791.24/x
  3. Step 3: Cross multiply
    6,977.94x = 9,629.75 × 3,791.24
  4. Step 4: Simplify right side
    6,977.94x = 36,508,626.29
  5. Step 5: Solve for x
    x = 36,508,626.29/6,977.94
  6. Step 6: Final answer
    x = 5,232.01

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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.