Home / 8,580.33-12,868.91-3,033.72

Finding the Fourth Proportional to 8,580.33, 12,868.91 and 3,033.72

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Solution

The fourth proportional to 8,580.33, 12,868.91 and 3,033.72 is: 4,550.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,580.33 : 12,868.91 = 3,033.72 : x
  2. Step 2: Convert to fraction form
    8,580.33/12,868.91 = 3,033.72/x
  3. Step 3: Cross multiply
    8,580.33x = 12,868.91 × 3,033.72
  4. Step 4: Simplify right side
    8,580.33x = 39,040,665.85
  5. Step 5: Solve for x
    x = 39,040,665.85/8,580.33
  6. Step 6: Final answer
    x = 4,550.02

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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.