Home / 2,906.20-4,010.25-1,727.11

Finding the Fourth Proportional to 2,906.20, 4,010.25 and 1,727.11

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Solution

The fourth proportional to 2,906.20, 4,010.25 and 1,727.11 is: 2,383.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906.20 : 4,010.25 = 1,727.11 : x
  2. Step 2: Convert to fraction form
    2,906.20/4,010.25 = 1,727.11/x
  3. Step 3: Cross multiply
    2,906.20x = 4,010.25 × 1,727.11
  4. Step 4: Simplify right side
    2,906.20x = 6,926,142.88
  5. Step 5: Solve for x
    x = 6,926,142.88/2,906.20
  6. Step 6: Final answer
    x = 2,383.23

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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.