Home / 6,742.82-10,107.99-3,448.65

Finding the Fourth Proportional to 6,742.82, 10,107.99 and 3,448.65

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Solution

The fourth proportional to 6,742.82, 10,107.99 and 3,448.65 is: 5,169.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.82 : 10,107.99 = 3,448.65 : x
  2. Step 2: Convert to fraction form
    6,742.82/10,107.99 = 3,448.65/x
  3. Step 3: Cross multiply
    6,742.82x = 10,107.99 × 3,448.65
  4. Step 4: Simplify right side
    6,742.82x = 34,858,919.71
  5. Step 5: Solve for x
    x = 34,858,919.71/6,742.82
  6. Step 6: Final answer
    x = 5,169.79

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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.