Home / 7,379.43-10,183.36-4,022.18

Finding the Fourth Proportional to 7,379.43, 10,183.36 and 4,022.18

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Solution

The fourth proportional to 7,379.43, 10,183.36 and 4,022.18 is: 5,550.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379.43 : 10,183.36 = 4,022.18 : x
  2. Step 2: Convert to fraction form
    7,379.43/10,183.36 = 4,022.18/x
  3. Step 3: Cross multiply
    7,379.43x = 10,183.36 × 4,022.18
  4. Step 4: Simplify right side
    7,379.43x = 40,959,306.92
  5. Step 5: Solve for x
    x = 40,959,306.92/7,379.43
  6. Step 6: Final answer
    x = 5,550.47

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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.