Home / 11,996.79-16,555.89-6,692.64

Finding the Fourth Proportional to 11,996.79, 16,555.89 and 6,692.64

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Solution

The fourth proportional to 11,996.79, 16,555.89 and 6,692.64 is: 9,236.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,996.79 : 16,555.89 = 6,692.64 : x
  2. Step 2: Convert to fraction form
    11,996.79/16,555.89 = 6,692.64/x
  3. Step 3: Cross multiply
    11,996.79x = 16,555.89 × 6,692.64
  4. Step 4: Simplify right side
    11,996.79x = 110,802,611.65
  5. Step 5: Solve for x
    x = 110,802,611.65/11,996.79
  6. Step 6: Final answer
    x = 9,236.02

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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.