Home / 11,722.38-17,583.56-3,514.38

Finding the Fourth Proportional to 11,722.38, 17,583.56 and 3,514.38

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Solution

The fourth proportional to 11,722.38, 17,583.56 and 3,514.38 is: 5,271.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,722.38 : 17,583.56 = 3,514.38 : x
  2. Step 2: Convert to fraction form
    11,722.38/17,583.56 = 3,514.38/x
  3. Step 3: Cross multiply
    11,722.38x = 17,583.56 × 3,514.38
  4. Step 4: Simplify right side
    11,722.38x = 61,795,311.59
  5. Step 5: Solve for x
    x = 61,795,311.59/11,722.38
  6. Step 6: Final answer
    x = 5,271.57

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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.