Home / 8,067.40-11,133.57-4,482.79

Finding the Fourth Proportional to 8,067.40, 11,133.57 and 4,482.79

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Solution

The fourth proportional to 8,067.40, 11,133.57 and 4,482.79 is: 6,186.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067.40 : 11,133.57 = 4,482.79 : x
  2. Step 2: Convert to fraction form
    8,067.40/11,133.57 = 4,482.79/x
  3. Step 3: Cross multiply
    8,067.40x = 11,133.57 × 4,482.79
  4. Step 4: Simplify right side
    8,067.40x = 49,909,456.26
  5. Step 5: Solve for x
    x = 49,909,456.26/8,067.40
  6. Step 6: Final answer
    x = 6,186.56

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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.