Home / 11,861.83-16,369.29-6,757.34

Finding the Fourth Proportional to 11,861.83, 16,369.29 and 6,757.34

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Solution

The fourth proportional to 11,861.83, 16,369.29 and 6,757.34 is: 9,325.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,861.83 : 16,369.29 = 6,757.34 : x
  2. Step 2: Convert to fraction form
    11,861.83/16,369.29 = 6,757.34/x
  3. Step 3: Cross multiply
    11,861.83x = 16,369.29 × 6,757.34
  4. Step 4: Simplify right side
    11,861.83x = 110,612,858.09
  5. Step 5: Solve for x
    x = 110,612,858.09/11,861.83
  6. Step 6: Final answer
    x = 9,325.11

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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.