Home / 11,029.78-16,541.11-3,632.48

Finding the Fourth Proportional to 11,029.78, 16,541.11 and 3,632.48

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Solution

The fourth proportional to 11,029.78, 16,541.11 and 3,632.48 is: 5,447.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,029.78 : 16,541.11 = 3,632.48 : x
  2. Step 2: Convert to fraction form
    11,029.78/16,541.11 = 3,632.48/x
  3. Step 3: Cross multiply
    11,029.78x = 16,541.11 × 3,632.48
  4. Step 4: Simplify right side
    11,029.78x = 60,085,150.38
  5. Step 5: Solve for x
    x = 60,085,150.38/11,029.78
  6. Step 6: Final answer
    x = 5,447.54

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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.