Home / 11,375.38-17,063.11-3,477.86

Finding the Fourth Proportional to 11,375.38, 17,063.11 and 3,477.86

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Solution

The fourth proportional to 11,375.38, 17,063.11 and 3,477.86 is: 5,216.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,375.38 : 17,063.11 = 3,477.86 : x
  2. Step 2: Convert to fraction form
    11,375.38/17,063.11 = 3,477.86/x
  3. Step 3: Cross multiply
    11,375.38x = 17,063.11 × 3,477.86
  4. Step 4: Simplify right side
    11,375.38x = 59,343,159.10
  5. Step 5: Solve for x
    x = 59,343,159.10/11,375.38
  6. Step 6: Final answer
    x = 5,216.81

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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.