Home / 11,274.56-16,911.33-2,954.39

Finding the Fourth Proportional to 11,274.56, 16,911.33 and 2,954.39

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Solution

The fourth proportional to 11,274.56, 16,911.33 and 2,954.39 is: 4,431.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.56 : 16,911.33 = 2,954.39 : x
  2. Step 2: Convert to fraction form
    11,274.56/16,911.33 = 2,954.39/x
  3. Step 3: Cross multiply
    11,274.56x = 16,911.33 × 2,954.39
  4. Step 4: Simplify right side
    11,274.56x = 49,962,579.68
  5. Step 5: Solve for x
    x = 49,962,579.68/11,274.56
  6. Step 6: Final answer
    x = 4,431.45

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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.