Home / 3,207.56-4,426.26-1,791.36

Finding the Fourth Proportional to 3,207.56, 4,426.26 and 1,791.36

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Solution

The fourth proportional to 3,207.56, 4,426.26 and 1,791.36 is: 2,471.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.56 : 4,426.26 = 1,791.36 : x
  2. Step 2: Convert to fraction form
    3,207.56/4,426.26 = 1,791.36/x
  3. Step 3: Cross multiply
    3,207.56x = 4,426.26 × 1,791.36
  4. Step 4: Simplify right side
    3,207.56x = 7,929,025.11
  5. Step 5: Solve for x
    x = 7,929,025.11/3,207.56
  6. Step 6: Final answer
    x = 2,471.98

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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.