Home / 11,229.63-16,844.37-2,909.62

Finding the Fourth Proportional to 11,229.63, 16,844.37 and 2,909.62

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Solution

The fourth proportional to 11,229.63, 16,844.37 and 2,909.62 is: 4,364.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.63 : 16,844.37 = 2,909.62 : x
  2. Step 2: Convert to fraction form
    11,229.63/16,844.37 = 2,909.62/x
  3. Step 3: Cross multiply
    11,229.63x = 16,844.37 × 2,909.62
  4. Step 4: Simplify right side
    11,229.63x = 49,010,715.84
  5. Step 5: Solve for x
    x = 49,010,715.84/11,229.63
  6. Step 6: Final answer
    x = 4,364.41

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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.