Home / 5,701.75-8,550.09-3,619.85

Finding the Fourth Proportional to 5,701.75, 8,550.09 and 3,619.85

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Solution

The fourth proportional to 5,701.75, 8,550.09 and 3,619.85 is: 5,428.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,701.75 : 8,550.09 = 3,619.85 : x
  2. Step 2: Convert to fraction form
    5,701.75/8,550.09 = 3,619.85/x
  3. Step 3: Cross multiply
    5,701.75x = 8,550.09 × 3,619.85
  4. Step 4: Simplify right side
    5,701.75x = 30,950,000.54
  5. Step 5: Solve for x
    x = 30,950,000.54/5,701.75
  6. Step 6: Final answer
    x = 5,428.16

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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.