Home / 11,964.24-17,948.79-4,173.66

Finding the Fourth Proportional to 11,964.24, 17,948.79 and 4,173.66

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Solution

The fourth proportional to 11,964.24, 17,948.79 and 4,173.66 is: 6,261.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,964.24 : 17,948.79 = 4,173.66 : x
  2. Step 2: Convert to fraction form
    11,964.24/17,948.79 = 4,173.66/x
  3. Step 3: Cross multiply
    11,964.24x = 17,948.79 × 4,173.66
  4. Step 4: Simplify right side
    11,964.24x = 74,912,146.87
  5. Step 5: Solve for x
    x = 74,912,146.87/11,964.24
  6. Step 6: Final answer
    x = 6,261.34

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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.