Home / 11,579.73-17,346.35-5,331.06

Finding the Fourth Proportional to 11,579.73, 17,346.35 and 5,331.06

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Solution

The fourth proportional to 11,579.73, 17,346.35 and 5,331.06 is: 7,985.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,579.73 : 17,346.35 = 5,331.06 : x
  2. Step 2: Convert to fraction form
    11,579.73/17,346.35 = 5,331.06/x
  3. Step 3: Cross multiply
    11,579.73x = 17,346.35 × 5,331.06
  4. Step 4: Simplify right side
    11,579.73x = 92,474,405.98
  5. Step 5: Solve for x
    x = 92,474,405.98/11,579.73
  6. Step 6: Final answer
    x = 7,985.89

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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.