Home / 11,354.50-17,031.79-3,958.94

Finding the Fourth Proportional to 11,354.50, 17,031.79 and 3,958.94

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Solution

The fourth proportional to 11,354.50, 17,031.79 and 3,958.94 is: 5,938.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,354.50 : 17,031.79 = 3,958.94 : x
  2. Step 2: Convert to fraction form
    11,354.50/17,031.79 = 3,958.94/x
  3. Step 3: Cross multiply
    11,354.50x = 17,031.79 × 3,958.94
  4. Step 4: Simplify right side
    11,354.50x = 67,427,834.70
  5. Step 5: Solve for x
    x = 67,427,834.70/11,354.50
  6. Step 6: Final answer
    x = 5,938.42

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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.