Home / 1,727.15-2,383.49-1,028.93

Finding the Fourth Proportional to 1,727.15, 2,383.49 and 1,028.93

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Solution

The fourth proportional to 1,727.15, 2,383.49 and 1,028.93 is: 1,419.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727.15 : 2,383.49 = 1,028.93 : x
  2. Step 2: Convert to fraction form
    1,727.15/2,383.49 = 1,028.93/x
  3. Step 3: Cross multiply
    1,727.15x = 2,383.49 × 1,028.93
  4. Step 4: Simplify right side
    1,727.15x = 2,452,435.02
  5. Step 5: Solve for x
    x = 2,452,435.02/1,727.15
  6. Step 6: Final answer
    x = 1,419.94

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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.