Home / 11,997.53-16,556.61-6,692.69

Finding the Fourth Proportional to 11,997.53, 16,556.61 and 6,692.69

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Solution

The fourth proportional to 11,997.53, 16,556.61 and 6,692.69 is: 9,235.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,997.53 : 16,556.61 = 6,692.69 : x
  2. Step 2: Convert to fraction form
    11,997.53/16,556.61 = 6,692.69/x
  3. Step 3: Cross multiply
    11,997.53x = 16,556.61 × 6,692.69
  4. Step 4: Simplify right side
    11,997.53x = 110,808,258.18
  5. Step 5: Solve for x
    x = 110,808,258.18/11,997.53
  6. Step 6: Final answer
    x = 9,235.92

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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.