Home / 11,579.68-17,370.54-3,259.76

Finding the Fourth Proportional to 11,579.68, 17,370.54 and 3,259.76

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Solution

The fourth proportional to 11,579.68, 17,370.54 and 3,259.76 is: 4,889.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,579.68 : 17,370.54 = 3,259.76 : x
  2. Step 2: Convert to fraction form
    11,579.68/17,370.54 = 3,259.76/x
  3. Step 3: Cross multiply
    11,579.68x = 17,370.54 × 3,259.76
  4. Step 4: Simplify right side
    11,579.68x = 56,623,791.47
  5. Step 5: Solve for x
    x = 56,623,791.47/11,579.68
  6. Step 6: Final answer
    x = 4,889.93

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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.