Home / 11,324.82-16,986.15-3,533.70

Finding the Fourth Proportional to 11,324.82, 16,986.15 and 3,533.70

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Solution

The fourth proportional to 11,324.82, 16,986.15 and 3,533.70 is: 5,300.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,324.82 : 16,986.15 = 3,533.70 : x
  2. Step 2: Convert to fraction form
    11,324.82/16,986.15 = 3,533.70/x
  3. Step 3: Cross multiply
    11,324.82x = 16,986.15 × 3,533.70
  4. Step 4: Simplify right side
    11,324.82x = 60,023,958.26
  5. Step 5: Solve for x
    x = 60,023,958.26/11,324.82
  6. Step 6: Final answer
    x = 5,300.21

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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.