Home / 6,972.92-9,622.43-3,786.08

Finding the Fourth Proportional to 6,972.92, 9,622.43 and 3,786.08

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Solution

The fourth proportional to 6,972.92, 9,622.43 and 3,786.08 is: 5,224.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,972.92 : 9,622.43 = 3,786.08 : x
  2. Step 2: Convert to fraction form
    6,972.92/9,622.43 = 3,786.08/x
  3. Step 3: Cross multiply
    6,972.92x = 9,622.43 × 3,786.08
  4. Step 4: Simplify right side
    6,972.92x = 36,431,236.93
  5. Step 5: Solve for x
    x = 36,431,236.93/6,972.92
  6. Step 6: Final answer
    x = 5,224.68

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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.