Home / 11,512.23-17,267.83-3,614.56

Finding the Fourth Proportional to 11,512.23, 17,267.83 and 3,614.56

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Solution

The fourth proportional to 11,512.23, 17,267.83 and 3,614.56 is: 5,421.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,512.23 : 17,267.83 = 3,614.56 : x
  2. Step 2: Convert to fraction form
    11,512.23/17,267.83 = 3,614.56/x
  3. Step 3: Cross multiply
    11,512.23x = 17,267.83 × 3,614.56
  4. Step 4: Simplify right side
    11,512.23x = 62,415,503.19
  5. Step 5: Solve for x
    x = 62,415,503.19/11,512.23
  6. Step 6: Final answer
    x = 5,421.67

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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.