Home / 11,636.80-16,059.13-6,331.96

Finding the Fourth Proportional to 11,636.80, 16,059.13 and 6,331.96

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Solution

The fourth proportional to 11,636.80, 16,059.13 and 6,331.96 is: 8,738.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,636.80 : 16,059.13 = 6,331.96 : x
  2. Step 2: Convert to fraction form
    11,636.80/16,059.13 = 6,331.96/x
  3. Step 3: Cross multiply
    11,636.80x = 16,059.13 × 6,331.96
  4. Step 4: Simplify right side
    11,636.80x = 101,685,768.79
  5. Step 5: Solve for x
    x = 101,685,768.79/11,636.80
  6. Step 6: Final answer
    x = 8,738.29

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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.