Home / 4,163.91-6,246.85-1,242.29

Finding the Fourth Proportional to 4,163.91, 6,246.85 and 1,242.29

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Solution

The fourth proportional to 4,163.91, 6,246.85 and 1,242.29 is: 1,863.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.91 : 6,246.85 = 1,242.29 : x
  2. Step 2: Convert to fraction form
    4,163.91/6,246.85 = 1,242.29/x
  3. Step 3: Cross multiply
    4,163.91x = 6,246.85 × 1,242.29
  4. Step 4: Simplify right side
    4,163.91x = 7,760,375.49
  5. Step 5: Solve for x
    x = 7,760,375.49/4,163.91
  6. Step 6: Final answer
    x = 1,863.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.