Home / 6,617.64-9,908.68-3,491.14

Finding the Fourth Proportional to 6,617.64, 9,908.68 and 3,491.14

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Solution

The fourth proportional to 6,617.64, 9,908.68 and 3,491.14 is: 5,227.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617.64 : 9,908.68 = 3,491.14 : x
  2. Step 2: Convert to fraction form
    6,617.64/9,908.68 = 3,491.14/x
  3. Step 3: Cross multiply
    6,617.64x = 9,908.68 × 3,491.14
  4. Step 4: Simplify right side
    6,617.64x = 34,592,589.10
  5. Step 5: Solve for x
    x = 34,592,589.10/6,617.64
  6. Step 6: Final answer
    x = 5,227.33

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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.