Home / 11,344.62-15,651.40-6,866.73

Finding the Fourth Proportional to 11,344.62, 15,651.40 and 6,866.73

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Solution

The fourth proportional to 11,344.62, 15,651.40 and 6,866.73 is: 9,473.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,344.62 : 15,651.40 = 6,866.73 : x
  2. Step 2: Convert to fraction form
    11,344.62/15,651.40 = 6,866.73/x
  3. Step 3: Cross multiply
    11,344.62x = 15,651.40 × 6,866.73
  4. Step 4: Simplify right side
    11,344.62x = 107,473,937.92
  5. Step 5: Solve for x
    x = 107,473,937.92/11,344.62
  6. Step 6: Final answer
    x = 9,473.56

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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.