Home / 11,018.63-16,530.38-3,227.51

Finding the Fourth Proportional to 11,018.63, 16,530.38 and 3,227.51

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Solution

The fourth proportional to 11,018.63, 16,530.38 and 3,227.51 is: 4,841.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018.63 : 16,530.38 = 3,227.51 : x
  2. Step 2: Convert to fraction form
    11,018.63/16,530.38 = 3,227.51/x
  3. Step 3: Cross multiply
    11,018.63x = 16,530.38 × 3,227.51
  4. Step 4: Simplify right side
    11,018.63x = 53,351,966.75
  5. Step 5: Solve for x
    x = 53,351,966.75/11,018.63
  6. Step 6: Final answer
    x = 4,841.98

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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.