Home / 8,067.76-11,133.47-4,483.30

Finding the Fourth Proportional to 8,067.76, 11,133.47 and 4,483.30

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Solution

The fourth proportional to 8,067.76, 11,133.47 and 4,483.30 is: 6,186.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067.76 : 11,133.47 = 4,483.30 : x
  2. Step 2: Convert to fraction form
    8,067.76/11,133.47 = 4,483.30/x
  3. Step 3: Cross multiply
    8,067.76x = 11,133.47 × 4,483.30
  4. Step 4: Simplify right side
    8,067.76x = 49,914,711.18
  5. Step 5: Solve for x
    x = 49,914,711.18/8,067.76
  6. Step 6: Final answer
    x = 6,186.94

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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.