Home / 1,727.01-2,383.11-1,028.25

Finding the Fourth Proportional to 1,727.01, 2,383.11 and 1,028.25

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Solution

The fourth proportional to 1,727.01, 2,383.11 and 1,028.25 is: 1,418.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727.01 : 2,383.11 = 1,028.25 : x
  2. Step 2: Convert to fraction form
    1,727.01/2,383.11 = 1,028.25/x
  3. Step 3: Cross multiply
    1,727.01x = 2,383.11 × 1,028.25
  4. Step 4: Simplify right side
    1,727.01x = 2,450,432.86
  5. Step 5: Solve for x
    x = 2,450,432.86/1,727.01
  6. Step 6: Final answer
    x = 1,418.89

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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.