Home / 3,618.05-4,993.23-2,273.87

Finding the Fourth Proportional to 3,618.05, 4,993.23 and 2,273.87

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Solution

The fourth proportional to 3,618.05, 4,993.23 and 2,273.87 is: 3,138.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618.05 : 4,993.23 = 2,273.87 : x
  2. Step 2: Convert to fraction form
    3,618.05/4,993.23 = 2,273.87/x
  3. Step 3: Cross multiply
    3,618.05x = 4,993.23 × 2,273.87
  4. Step 4: Simplify right side
    3,618.05x = 11,353,976.91
  5. Step 5: Solve for x
    x = 11,353,976.91/3,618.05
  6. Step 6: Final answer
    x = 3,138.15

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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.