Home / 11,998.12-16,557.60-6,692.36

Finding the Fourth Proportional to 11,998.12, 16,557.60 and 6,692.36

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Solution

The fourth proportional to 11,998.12, 16,557.60 and 6,692.36 is: 9,235.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,998.12 : 16,557.60 = 6,692.36 : x
  2. Step 2: Convert to fraction form
    11,998.12/16,557.60 = 6,692.36/x
  3. Step 3: Cross multiply
    11,998.12x = 16,557.60 × 6,692.36
  4. Step 4: Simplify right side
    11,998.12x = 110,809,419.94
  5. Step 5: Solve for x
    x = 110,809,419.94/11,998.12
  6. Step 6: Final answer
    x = 9,235.57

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Half scale
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Double scale
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Similar ratio
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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.