Home / 3,727.33-5,143.79-2,025.90

Finding the Fourth Proportional to 3,727.33, 5,143.79 and 2,025.90

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Solution

The fourth proportional to 3,727.33, 5,143.79 and 2,025.90 is: 2,795.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.33 : 5,143.79 = 2,025.90 : x
  2. Step 2: Convert to fraction form
    3,727.33/5,143.79 = 2,025.90/x
  3. Step 3: Cross multiply
    3,727.33x = 5,143.79 × 2,025.90
  4. Step 4: Simplify right side
    3,727.33x = 10,420,809.23
  5. Step 5: Solve for x
    x = 10,420,809.23/3,727.33
  6. Step 6: Final answer
    x = 2,795.79

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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.