Home / 1,727.39-2,577.83-1,542.85

Finding the Fourth Proportional to 1,727.39, 2,577.83 and 1,542.85

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Solution

The fourth proportional to 1,727.39, 2,577.83 and 1,542.85 is: 2,302.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727.39 : 2,577.83 = 1,542.85 : x
  2. Step 2: Convert to fraction form
    1,727.39/2,577.83 = 1,542.85/x
  3. Step 3: Cross multiply
    1,727.39x = 2,577.83 × 1,542.85
  4. Step 4: Simplify right side
    1,727.39x = 3,977,190.86
  5. Step 5: Solve for x
    x = 3,977,190.86/1,727.39
  6. Step 6: Final answer
    x = 2,302.42

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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.