Home / 1,727.04-2,383.36-1,028.48

Finding the Fourth Proportional to 1,727.04, 2,383.36 and 1,028.48

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Solution

The fourth proportional to 1,727.04, 2,383.36 and 1,028.48 is: 1,419.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727.04 : 2,383.36 = 1,028.48 : x
  2. Step 2: Convert to fraction form
    1,727.04/2,383.36 = 1,028.48/x
  3. Step 3: Cross multiply
    1,727.04x = 2,383.36 × 1,028.48
  4. Step 4: Simplify right side
    1,727.04x = 2,451,238.09
  5. Step 5: Solve for x
    x = 2,451,238.09/1,727.04
  6. Step 6: Final answer
    x = 1,419.33

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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.