Home / 11,067.89-16,602.98-6,393.15

Finding the Fourth Proportional to 11,067.89, 16,602.98 and 6,393.15

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Solution

The fourth proportional to 11,067.89, 16,602.98 and 6,393.15 is: 9,590.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,067.89 : 16,602.98 = 6,393.15 : x
  2. Step 2: Convert to fraction form
    11,067.89/16,602.98 = 6,393.15/x
  3. Step 3: Cross multiply
    11,067.89x = 16,602.98 × 6,393.15
  4. Step 4: Simplify right side
    11,067.89x = 106,145,309.62
  5. Step 5: Solve for x
    x = 106,145,309.62/11,067.89
  6. Step 6: Final answer
    x = 9,590.39

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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.