Home / 5,694.68-8,537.16-2,231.12

Finding the Fourth Proportional to 5,694.68, 8,537.16 and 2,231.12

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Solution

The fourth proportional to 5,694.68, 8,537.16 and 2,231.12 is: 3,344.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,694.68 : 8,537.16 = 2,231.12 : x
  2. Step 2: Convert to fraction form
    5,694.68/8,537.16 = 2,231.12/x
  3. Step 3: Cross multiply
    5,694.68x = 8,537.16 × 2,231.12
  4. Step 4: Simplify right side
    5,694.68x = 19,047,428.42
  5. Step 5: Solve for x
    x = 19,047,428.42/5,694.68
  6. Step 6: Final answer
    x = 3,344.78

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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.