Home / 7,379.24-10,183.46-4,022.12

Finding the Fourth Proportional to 7,379.24, 10,183.46 and 4,022.12

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Solution

The fourth proportional to 7,379.24, 10,183.46 and 4,022.12 is: 5,550.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379.24 : 10,183.46 = 4,022.12 : x
  2. Step 2: Convert to fraction form
    7,379.24/10,183.46 = 4,022.12/x
  3. Step 3: Cross multiply
    7,379.24x = 10,183.46 × 4,022.12
  4. Step 4: Simplify right side
    7,379.24x = 40,959,103.48
  5. Step 5: Solve for x
    x = 40,959,103.48/7,379.24
  6. Step 6: Final answer
    x = 5,550.59

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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.