Home / 11,766.19-16,236.82-6,461.09

Finding the Fourth Proportional to 11,766.19, 16,236.82 and 6,461.09

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Solution

The fourth proportional to 11,766.19, 16,236.82 and 6,461.09 is: 8,916.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,766.19 : 16,236.82 = 6,461.09 : x
  2. Step 2: Convert to fraction form
    11,766.19/16,236.82 = 6,461.09/x
  3. Step 3: Cross multiply
    11,766.19x = 16,236.82 × 6,461.09
  4. Step 4: Simplify right side
    11,766.19x = 104,907,555.33
  5. Step 5: Solve for x
    x = 104,907,555.33/11,766.19
  6. Step 6: Final answer
    x = 8,916.02

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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.