Home / 2,836.89-4,257.97-1,451.22

Finding the Fourth Proportional to 2,836.89, 4,257.97 and 1,451.22

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Solution

The fourth proportional to 2,836.89, 4,257.97 and 1,451.22 is: 2,178.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.89 : 4,257.97 = 1,451.22 : x
  2. Step 2: Convert to fraction form
    2,836.89/4,257.97 = 1,451.22/x
  3. Step 3: Cross multiply
    2,836.89x = 4,257.97 × 1,451.22
  4. Step 4: Simplify right side
    2,836.89x = 6,179,231.63
  5. Step 5: Solve for x
    x = 6,179,231.63/2,836.89
  6. Step 6: Final answer
    x = 2,178.17

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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.