Home / 5,169.09-7,749.77-2,573.85

Finding the Fourth Proportional to 5,169.09, 7,749.77 and 2,573.85

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Solution

The fourth proportional to 5,169.09, 7,749.77 and 2,573.85 is: 3,858.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169.09 : 7,749.77 = 2,573.85 : x
  2. Step 2: Convert to fraction form
    5,169.09/7,749.77 = 2,573.85/x
  3. Step 3: Cross multiply
    5,169.09x = 7,749.77 × 2,573.85
  4. Step 4: Simplify right side
    5,169.09x = 19,946,732.65
  5. Step 5: Solve for x
    x = 19,946,732.65/5,169.09
  6. Step 6: Final answer
    x = 3,858.85

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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.