Home / 6,104.40-8,424.07-3,309.90

Finding the Fourth Proportional to 6,104.40, 8,424.07 and 3,309.90

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Solution

The fourth proportional to 6,104.40, 8,424.07 and 3,309.90 is: 4,567.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,104.40 : 8,424.07 = 3,309.90 : x
  2. Step 2: Convert to fraction form
    6,104.40/8,424.07 = 3,309.90/x
  3. Step 3: Cross multiply
    6,104.40x = 8,424.07 × 3,309.90
  4. Step 4: Simplify right side
    6,104.40x = 27,882,789.43
  5. Step 5: Solve for x
    x = 27,882,789.43/6,104.40
  6. Step 6: Final answer
    x = 4,567.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.