Home / 11,018.45-16,530.24-3,227.87

Finding the Fourth Proportional to 11,018.45, 16,530.24 and 3,227.87

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Solution

The fourth proportional to 11,018.45, 16,530.24 and 3,227.87 is: 4,842.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018.45 : 16,530.24 = 3,227.87 : x
  2. Step 2: Convert to fraction form
    11,018.45/16,530.24 = 3,227.87/x
  3. Step 3: Cross multiply
    11,018.45x = 16,530.24 × 3,227.87
  4. Step 4: Simplify right side
    11,018.45x = 53,357,465.79
  5. Step 5: Solve for x
    x = 53,357,465.79/11,018.45
  6. Step 6: Final answer
    x = 4,842.56

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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.