Home / 11,126.92-16,692.80-3,336.36

Finding the Fourth Proportional to 11,126.92, 16,692.80 and 3,336.36

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Solution

The fourth proportional to 11,126.92, 16,692.80 and 3,336.36 is: 5,005.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.92 : 16,692.80 = 3,336.36 : x
  2. Step 2: Convert to fraction form
    11,126.92/16,692.80 = 3,336.36/x
  3. Step 3: Cross multiply
    11,126.92x = 16,692.80 × 3,336.36
  4. Step 4: Simplify right side
    11,126.92x = 55,693,190.21
  5. Step 5: Solve for x
    x = 55,693,190.21/11,126.92
  6. Step 6: Final answer
    x = 5,005.27

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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.