Home / 4,814.13-7,229.43-2,976.12

Finding the Fourth Proportional to 4,814.13, 7,229.43 and 2,976.12

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Solution

The fourth proportional to 4,814.13, 7,229.43 and 2,976.12 is: 4,469.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.13 : 7,229.43 = 2,976.12 : x
  2. Step 2: Convert to fraction form
    4,814.13/7,229.43 = 2,976.12/x
  3. Step 3: Cross multiply
    4,814.13x = 7,229.43 × 2,976.12
  4. Step 4: Simplify right side
    4,814.13x = 21,515,651.21
  5. Step 5: Solve for x
    x = 21,515,651.21/4,814.13
  6. Step 6: Final answer
    x = 4,469.27

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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.