Home / 2,727.25-3,763.62-1,485.25

Finding the Fourth Proportional to 2,727.25, 3,763.62 and 1,485.25

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Solution

The fourth proportional to 2,727.25, 3,763.62 and 1,485.25 is: 2,049.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.25 : 3,763.62 = 1,485.25 : x
  2. Step 2: Convert to fraction form
    2,727.25/3,763.62 = 1,485.25/x
  3. Step 3: Cross multiply
    2,727.25x = 3,763.62 × 1,485.25
  4. Step 4: Simplify right side
    2,727.25x = 5,589,916.61
  5. Step 5: Solve for x
    x = 5,589,916.61/2,727.25
  6. Step 6: Final answer
    x = 2,049.65

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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.