Home / 5,694.12-8,542.26-3,231.72

Finding the Fourth Proportional to 5,694.12, 8,542.26 and 3,231.72

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Solution

The fourth proportional to 5,694.12, 8,542.26 and 3,231.72 is: 4,848.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,694.12 : 8,542.26 = 3,231.72 : x
  2. Step 2: Convert to fraction form
    5,694.12/8,542.26 = 3,231.72/x
  3. Step 3: Cross multiply
    5,694.12x = 8,542.26 × 3,231.72
  4. Step 4: Simplify right side
    5,694.12x = 27,606,192.49
  5. Step 5: Solve for x
    x = 27,606,192.49/5,694.12
  6. Step 6: Final answer
    x = 4,848.19

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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.