Home / 4,912.29-7,373.70-2,722.86

Finding the Fourth Proportional to 4,912.29, 7,373.70 and 2,722.86

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Solution

The fourth proportional to 4,912.29, 7,373.70 and 2,722.86 is: 4,087.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.29 : 7,373.70 = 2,722.86 : x
  2. Step 2: Convert to fraction form
    4,912.29/7,373.70 = 2,722.86/x
  3. Step 3: Cross multiply
    4,912.29x = 7,373.70 × 2,722.86
  4. Step 4: Simplify right side
    4,912.29x = 20,077,552.78
  5. Step 5: Solve for x
    x = 20,077,552.78/4,912.29
  6. Step 6: Final answer
    x = 4,087.21

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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.