Home / 11,166.75-15,410.12-6,198.75

Finding the Fourth Proportional to 11,166.75, 15,410.12 and 6,198.75

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Solution

The fourth proportional to 11,166.75, 15,410.12 and 6,198.75 is: 8,554.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,166.75 : 15,410.12 = 6,198.75 : x
  2. Step 2: Convert to fraction form
    11,166.75/15,410.12 = 6,198.75/x
  3. Step 3: Cross multiply
    11,166.75x = 15,410.12 × 6,198.75
  4. Step 4: Simplify right side
    11,166.75x = 95,523,450.36
  5. Step 5: Solve for x
    x = 95,523,450.36/11,166.75
  6. Step 6: Final answer
    x = 8,554.28

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Half scale
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Double scale
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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.