Home / 11,243.45-16,862.24-3,343.84

Finding the Fourth Proportional to 11,243.45, 16,862.24 and 3,343.84

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Solution

The fourth proportional to 11,243.45, 16,862.24 and 3,343.84 is: 5,014.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,243.45 : 16,862.24 = 3,343.84 : x
  2. Step 2: Convert to fraction form
    11,243.45/16,862.24 = 3,343.84/x
  3. Step 3: Cross multiply
    11,243.45x = 16,862.24 × 3,343.84
  4. Step 4: Simplify right side
    11,243.45x = 56,384,632.60
  5. Step 5: Solve for x
    x = 56,384,632.60/11,243.45
  6. Step 6: Final answer
    x = 5,014.89

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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.