Home / 8,067.84-11,141.88-5,556.48

Finding the Fourth Proportional to 8,067.84, 11,141.88 and 5,556.48

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Solution

The fourth proportional to 8,067.84, 11,141.88 and 5,556.48 is: 7,673.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067.84 : 11,141.88 = 5,556.48 : x
  2. Step 2: Convert to fraction form
    8,067.84/11,141.88 = 5,556.48/x
  3. Step 3: Cross multiply
    8,067.84x = 11,141.88 × 5,556.48
  4. Step 4: Simplify right side
    8,067.84x = 61,909,633.38
  5. Step 5: Solve for x
    x = 61,909,633.38/8,067.84
  6. Step 6: Final answer
    x = 7,673.63

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Half scale
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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.