Home / 11,997.36-16,556.22-6,692.58

Finding the Fourth Proportional to 11,997.36, 16,556.22 and 6,692.58

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Solution

The fourth proportional to 11,997.36, 16,556.22 and 6,692.58 is: 9,235.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,997.36 : 16,556.22 = 6,692.58 : x
  2. Step 2: Convert to fraction form
    11,997.36/16,556.22 = 6,692.58/x
  3. Step 3: Cross multiply
    11,997.36x = 16,556.22 × 6,692.58
  4. Step 4: Simplify right side
    11,997.36x = 110,803,826.85
  5. Step 5: Solve for x
    x = 110,803,826.85/11,997.36
  6. Step 6: Final answer
    x = 9,235.68

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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.