Home / 7,379.42-10,183.32-4,022.16

Finding the Fourth Proportional to 7,379.42, 10,183.32 and 4,022.16

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Solution

The fourth proportional to 7,379.42, 10,183.32 and 4,022.16 is: 5,550.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379.42 : 10,183.32 = 4,022.16 : x
  2. Step 2: Convert to fraction form
    7,379.42/10,183.32 = 4,022.16/x
  3. Step 3: Cross multiply
    7,379.42x = 10,183.32 × 4,022.16
  4. Step 4: Simplify right side
    7,379.42x = 40,958,942.37
  5. Step 5: Solve for x
    x = 40,958,942.37/7,379.42
  6. Step 6: Final answer
    x = 5,550.43

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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.