Home / 11,965.08-17,946.96-4,174.44

Finding the Fourth Proportional to 11,965.08, 17,946.96 and 4,174.44

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Solution

The fourth proportional to 11,965.08, 17,946.96 and 4,174.44 is: 6,261.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,965.08 : 17,946.96 = 4,174.44 : x
  2. Step 2: Convert to fraction form
    11,965.08/17,946.96 = 4,174.44/x
  3. Step 3: Cross multiply
    11,965.08x = 17,946.96 × 4,174.44
  4. Step 4: Simplify right side
    11,965.08x = 74,918,507.70
  5. Step 5: Solve for x
    x = 74,918,507.70/11,965.08
  6. Step 6: Final answer
    x = 6,261.43

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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.