Home / 8,732.22-13,072.41-5,258.94

Finding the Fourth Proportional to 8,732.22, 13,072.41 and 5,258.94

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Solution

The fourth proportional to 8,732.22, 13,072.41 and 5,258.94 is: 7,872.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,732.22 : 13,072.41 = 5,258.94 : x
  2. Step 2: Convert to fraction form
    8,732.22/13,072.41 = 5,258.94/x
  3. Step 3: Cross multiply
    8,732.22x = 13,072.41 × 5,258.94
  4. Step 4: Simplify right side
    8,732.22x = 68,747,019.85
  5. Step 5: Solve for x
    x = 68,747,019.85/8,732.22
  6. Step 6: Final answer
    x = 7,872.80

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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.