Home / 3,147.83-4,718.97-2,450.69

Finding the Fourth Proportional to 3,147.83, 4,718.97 and 2,450.69

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Solution

The fourth proportional to 3,147.83, 4,718.97 and 2,450.69 is: 3,673.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147.83 : 4,718.97 = 2,450.69 : x
  2. Step 2: Convert to fraction form
    3,147.83/4,718.97 = 2,450.69/x
  3. Step 3: Cross multiply
    3,147.83x = 4,718.97 × 2,450.69
  4. Step 4: Simplify right side
    3,147.83x = 11,564,732.59
  5. Step 5: Solve for x
    x = 11,564,732.59/3,147.83
  6. Step 6: Final answer
    x = 3,673.87

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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.