Home / 12,463.67-17,198.66-6,874.31

Finding the Fourth Proportional to 12,463.67, 17,198.66 and 6,874.31

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Solution

The fourth proportional to 12,463.67, 17,198.66 and 6,874.31 is: 9,485.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463.67 : 17,198.66 = 6,874.31 : x
  2. Step 2: Convert to fraction form
    12,463.67/17,198.66 = 6,874.31/x
  3. Step 3: Cross multiply
    12,463.67x = 17,198.66 × 6,874.31
  4. Step 4: Simplify right side
    12,463.67x = 118,228,851.62
  5. Step 5: Solve for x
    x = 118,228,851.62/12,463.67
  6. Step 6: Final answer
    x = 9,485.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.