Home / 11,997.92-16,557.14-6,692.74

Finding the Fourth Proportional to 11,997.92, 16,557.14 and 6,692.74

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Solution

The fourth proportional to 11,997.92, 16,557.14 and 6,692.74 is: 9,235.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,997.92 : 16,557.14 = 6,692.74 : x
  2. Step 2: Convert to fraction form
    11,997.92/16,557.14 = 6,692.74/x
  3. Step 3: Cross multiply
    11,997.92x = 16,557.14 × 6,692.74
  4. Step 4: Simplify right side
    11,997.92x = 110,812,633.16
  5. Step 5: Solve for x
    x = 110,812,633.16/11,997.92
  6. Step 6: Final answer
    x = 9,235.99

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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.