Home / 11,333.43-17,000.31-3,938.04

Finding the Fourth Proportional to 11,333.43, 17,000.31 and 3,938.04

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Solution

The fourth proportional to 11,333.43, 17,000.31 and 3,938.04 is: 5,907.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,333.43 : 17,000.31 = 3,938.04 : x
  2. Step 2: Convert to fraction form
    11,333.43/17,000.31 = 3,938.04/x
  3. Step 3: Cross multiply
    11,333.43x = 17,000.31 × 3,938.04
  4. Step 4: Simplify right side
    11,333.43x = 66,947,900.79
  5. Step 5: Solve for x
    x = 66,947,900.79/11,333.43
  6. Step 6: Final answer
    x = 5,907.12

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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.