Home / 8,173.80-12,262.32-3,242.52

Finding the Fourth Proportional to 8,173.80, 12,262.32 and 3,242.52

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Solution

The fourth proportional to 8,173.80, 12,262.32 and 3,242.52 is: 4,864.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,173.80 : 12,262.32 = 3,242.52 : x
  2. Step 2: Convert to fraction form
    8,173.80/12,262.32 = 3,242.52/x
  3. Step 3: Cross multiply
    8,173.80x = 12,262.32 × 3,242.52
  4. Step 4: Simplify right side
    8,173.80x = 39,760,817.85
  5. Step 5: Solve for x
    x = 39,760,817.85/8,173.80
  6. Step 6: Final answer
    x = 4,864.42

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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.