Home / 3,726.57-5,142.68-2,025.08

Finding the Fourth Proportional to 3,726.57, 5,142.68 and 2,025.08

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Solution

The fourth proportional to 3,726.57, 5,142.68 and 2,025.08 is: 2,794.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.57 : 5,142.68 = 2,025.08 : x
  2. Step 2: Convert to fraction form
    3,726.57/5,142.68 = 2,025.08/x
  3. Step 3: Cross multiply
    3,726.57x = 5,142.68 × 2,025.08
  4. Step 4: Simplify right side
    3,726.57x = 10,414,364.08
  5. Step 5: Solve for x
    x = 10,414,364.08/3,726.57
  6. Step 6: Final answer
    x = 2,794.62

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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.