Home / 1,727.82-2,579.20-1,599.34

Finding the Fourth Proportional to 1,727.82, 2,579.20 and 1,599.34

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Solution

The fourth proportional to 1,727.82, 2,579.20 and 1,599.34 is: 2,387.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727.82 : 2,579.20 = 1,599.34 : x
  2. Step 2: Convert to fraction form
    1,727.82/2,579.20 = 1,599.34/x
  3. Step 3: Cross multiply
    1,727.82x = 2,579.20 × 1,599.34
  4. Step 4: Simplify right side
    1,727.82x = 4,125,017.73
  5. Step 5: Solve for x
    x = 4,125,017.73/1,727.82
  6. Step 6: Final answer
    x = 2,387.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.