Home / 8,799.98-13,166.84-6,172.61

Finding the Fourth Proportional to 8,799.98, 13,166.84 and 6,172.61

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Solution

The fourth proportional to 8,799.98, 13,166.84 and 6,172.61 is: 9,235.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799.98 : 13,166.84 = 6,172.61 : x
  2. Step 2: Convert to fraction form
    8,799.98/13,166.84 = 6,172.61/x
  3. Step 3: Cross multiply
    8,799.98x = 13,166.84 × 6,172.61
  4. Step 4: Simplify right side
    8,799.98x = 81,273,717.85
  5. Step 5: Solve for x
    x = 81,273,717.85/8,799.98
  6. Step 6: Final answer
    x = 9,235.68

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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.