Home / 11,736.72-17,590.44-5,166

Finding the Fourth Proportional to 11,736.72, 17,590.44 and 5,166

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Solution

The fourth proportional to 11,736.72, 17,590.44 and 5,166 is: 7,742.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,736.72 : 17,590.44 = 5,166 : x
  2. Step 2: Convert to fraction form
    11,736.72/17,590.44 = 5,166/x
  3. Step 3: Cross multiply
    11,736.72x = 17,590.44 × 5,166
  4. Step 4: Simplify right side
    11,736.72x = 90,872,213.04
  5. Step 5: Solve for x
    x = 90,872,213.04/11,736.72
  6. Step 6: Final answer
    x = 7,742.56

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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.