Home / 3,440.42-5,169.07-2,208.34

Finding the Fourth Proportional to 3,440.42, 5,169.07 and 2,208.34

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Solution

The fourth proportional to 3,440.42, 5,169.07 and 2,208.34 is: 3,317.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.42 : 5,169.07 = 2,208.34 : x
  2. Step 2: Convert to fraction form
    3,440.42/5,169.07 = 2,208.34/x
  3. Step 3: Cross multiply
    3,440.42x = 5,169.07 × 2,208.34
  4. Step 4: Simplify right side
    3,440.42x = 11,415,064.04
  5. Step 5: Solve for x
    x = 11,415,064.04/3,440.42
  6. Step 6: Final answer
    x = 3,317.93

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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.