Home / 11,734.53-17,604.40-3,415.20

Finding the Fourth Proportional to 11,734.53, 17,604.40 and 3,415.20

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Solution

The fourth proportional to 11,734.53, 17,604.40 and 3,415.20 is: 5,123.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,734.53 : 17,604.40 = 3,415.20 : x
  2. Step 2: Convert to fraction form
    11,734.53/17,604.40 = 3,415.20/x
  3. Step 3: Cross multiply
    11,734.53x = 17,604.40 × 3,415.20
  4. Step 4: Simplify right side
    11,734.53x = 60,122,546.88
  5. Step 5: Solve for x
    x = 60,122,546.88/11,734.53
  6. Step 6: Final answer
    x = 5,123.56

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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.