Home / 11,771.82-16,245.12-6,466.98

Finding the Fourth Proportional to 11,771.82, 16,245.12 and 6,466.98

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Solution

The fourth proportional to 11,771.82, 16,245.12 and 6,466.98 is: 8,924.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,771.82 : 16,245.12 = 6,466.98 : x
  2. Step 2: Convert to fraction form
    11,771.82/16,245.12 = 6,466.98/x
  3. Step 3: Cross multiply
    11,771.82x = 16,245.12 × 6,466.98
  4. Step 4: Simplify right side
    11,771.82x = 105,056,866.14
  5. Step 5: Solve for x
    x = 105,056,866.14/11,771.82
  6. Step 6: Final answer
    x = 8,924.44

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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.