Home / 4,744.26-7,116.66-2,146.86

Finding the Fourth Proportional to 4,744.26, 7,116.66 and 2,146.86

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Solution

The fourth proportional to 4,744.26, 7,116.66 and 2,146.86 is: 3,220.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,744.26 : 7,116.66 = 2,146.86 : x
  2. Step 2: Convert to fraction form
    4,744.26/7,116.66 = 2,146.86/x
  3. Step 3: Cross multiply
    4,744.26x = 7,116.66 × 2,146.86
  4. Step 4: Simplify right side
    4,744.26x = 15,278,472.69
  5. Step 5: Solve for x
    x = 15,278,472.69/4,744.26
  6. Step 6: Final answer
    x = 3,220.41

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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.