Home / 6,126.62-8,451.24-3,767.09

Finding the Fourth Proportional to 6,126.62, 8,451.24 and 3,767.09

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Solution

The fourth proportional to 6,126.62, 8,451.24 and 3,767.09 is: 5,196.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.62 : 8,451.24 = 3,767.09 : x
  2. Step 2: Convert to fraction form
    6,126.62/8,451.24 = 3,767.09/x
  3. Step 3: Cross multiply
    6,126.62x = 8,451.24 × 3,767.09
  4. Step 4: Simplify right side
    6,126.62x = 31,836,581.69
  5. Step 5: Solve for x
    x = 31,836,581.69/6,126.62
  6. Step 6: Final answer
    x = 5,196.43

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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.