Home / 3,207.22-4,425.99-1,791

Finding the Fourth Proportional to 3,207.22, 4,425.99 and 1,791

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Solution

The fourth proportional to 3,207.22, 4,425.99 and 1,791 is: 2,471.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.22 : 4,425.99 = 1,791 : x
  2. Step 2: Convert to fraction form
    3,207.22/4,425.99 = 1,791/x
  3. Step 3: Cross multiply
    3,207.22x = 4,425.99 × 1,791
  4. Step 4: Simplify right side
    3,207.22x = 7,926,948.09
  5. Step 5: Solve for x
    x = 7,926,948.09/3,207.22
  6. Step 6: Final answer
    x = 2,471.59

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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.