Home / 11,033.72-16,550.43-5,186.19

Finding the Fourth Proportional to 11,033.72, 16,550.43 and 5,186.19

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Solution

The fourth proportional to 11,033.72, 16,550.43 and 5,186.19 is: 7,779.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,033.72 : 16,550.43 = 5,186.19 : x
  2. Step 2: Convert to fraction form
    11,033.72/16,550.43 = 5,186.19/x
  3. Step 3: Cross multiply
    11,033.72x = 16,550.43 × 5,186.19
  4. Step 4: Simplify right side
    11,033.72x = 85,833,674.56
  5. Step 5: Solve for x
    x = 85,833,674.56/11,033.72
  6. Step 6: Final answer
    x = 7,779.22

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.