Home / 9,239.82-13,859.79-3,693.63

Finding the Fourth Proportional to 9,239.82, 13,859.79 and 3,693.63

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Solution

The fourth proportional to 9,239.82, 13,859.79 and 3,693.63 is: 5,540.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,239.82 : 13,859.79 = 3,693.63 : x
  2. Step 2: Convert to fraction form
    9,239.82/13,859.79 = 3,693.63/x
  3. Step 3: Cross multiply
    9,239.82x = 13,859.79 × 3,693.63
  4. Step 4: Simplify right side
    9,239.82x = 51,192,936.14
  5. Step 5: Solve for x
    x = 51,192,936.14/9,239.82
  6. Step 6: Final answer
    x = 5,540.47

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1.5x scale

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.