Home / 2,732.24-4,089-1,691.84

Finding the Fourth Proportional to 2,732.24, 4,089 and 1,691.84

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Solution

The fourth proportional to 2,732.24, 4,089 and 1,691.84 is: 2,531.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,732.24 : 4,089 = 1,691.84 : x
  2. Step 2: Convert to fraction form
    2,732.24/4,089 = 1,691.84/x
  3. Step 3: Cross multiply
    2,732.24x = 4,089 × 1,691.84
  4. Step 4: Simplify right side
    2,732.24x = 6,917,933.76
  5. Step 5: Solve for x
    x = 6,917,933.76/2,732.24
  6. Step 6: Final answer
    x = 2,531.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.