Home / 11,244.88-16,868.14-4,319.38

Finding the Fourth Proportional to 11,244.88, 16,868.14 and 4,319.38

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Solution

The fourth proportional to 11,244.88, 16,868.14 and 4,319.38 is: 6,479.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,244.88 : 16,868.14 = 4,319.38 : x
  2. Step 2: Convert to fraction form
    11,244.88/16,868.14 = 4,319.38/x
  3. Step 3: Cross multiply
    11,244.88x = 16,868.14 × 4,319.38
  4. Step 4: Simplify right side
    11,244.88x = 72,859,906.55
  5. Step 5: Solve for x
    x = 72,859,906.55/11,244.88
  6. Step 6: Final answer
    x = 6,479.38

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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.