Home / 11,274.70-16,912.79-2,954.92

Finding the Fourth Proportional to 11,274.70, 16,912.79 and 2,954.92

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Solution

The fourth proportional to 11,274.70, 16,912.79 and 2,954.92 is: 4,432.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.70 : 16,912.79 = 2,954.92 : x
  2. Step 2: Convert to fraction form
    11,274.70/16,912.79 = 2,954.92/x
  3. Step 3: Cross multiply
    11,274.70x = 16,912.79 × 2,954.92
  4. Step 4: Simplify right side
    11,274.70x = 49,975,941.43
  5. Step 5: Solve for x
    x = 49,975,941.43/11,274.70
  6. Step 6: Final answer
    x = 4,432.57

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1.5x scale

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.