Home / 11,998.13-16,557.77-6,692.83

Finding the Fourth Proportional to 11,998.13, 16,557.77 and 6,692.83

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Solution

The fourth proportional to 11,998.13, 16,557.77 and 6,692.83 is: 9,236.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,998.13 : 16,557.77 = 6,692.83 : x
  2. Step 2: Convert to fraction form
    11,998.13/16,557.77 = 6,692.83/x
  3. Step 3: Cross multiply
    11,998.13x = 16,557.77 × 6,692.83
  4. Step 4: Simplify right side
    11,998.13x = 110,818,339.79
  5. Step 5: Solve for x
    x = 110,818,339.79/11,998.13
  6. Step 6: Final answer
    x = 9,236.30

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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.