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Finding the Fourth Proportional to 8,793.94, 12,135.63 and 5,067.94

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Solution

The fourth proportional to 8,793.94, 12,135.63 and 5,067.94 is: 6,993.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,793.94 : 12,135.63 = 5,067.94 : x
  2. Step 2: Convert to fraction form
    8,793.94/12,135.63 = 5,067.94/x
  3. Step 3: Cross multiply
    8,793.94x = 12,135.63 × 5,067.94
  4. Step 4: Simplify right side
    8,793.94x = 61,502,633.37
  5. Step 5: Solve for x
    x = 61,502,633.37/8,793.94
  6. Step 6: Final answer
    x = 6,993.75

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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.