Home / 3,126.27-4,316.22-2,007.66

Finding the Fourth Proportional to 3,126.27, 4,316.22 and 2,007.66

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Solution

The fourth proportional to 3,126.27, 4,316.22 and 2,007.66 is: 2,771.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126.27 : 4,316.22 = 2,007.66 : x
  2. Step 2: Convert to fraction form
    3,126.27/4,316.22 = 2,007.66/x
  3. Step 3: Cross multiply
    3,126.27x = 4,316.22 × 2,007.66
  4. Step 4: Simplify right side
    3,126.27x = 8,665,502.25
  5. Step 5: Solve for x
    x = 8,665,502.25/3,126.27
  6. Step 6: Final answer
    x = 2,771.83

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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.