Home / 7,379.63-10,183.78-4,022.52

Finding the Fourth Proportional to 7,379.63, 10,183.78 and 4,022.52

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Solution

The fourth proportional to 7,379.63, 10,183.78 and 4,022.52 is: 5,551.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379.63 : 10,183.78 = 4,022.52 : x
  2. Step 2: Convert to fraction form
    7,379.63/10,183.78 = 4,022.52/x
  3. Step 3: Cross multiply
    7,379.63x = 10,183.78 × 4,022.52
  4. Step 4: Simplify right side
    7,379.63x = 40,964,458.73
  5. Step 5: Solve for x
    x = 40,964,458.73/7,379.63
  6. Step 6: Final answer
    x = 5,551.02

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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.