Home / 4,943.21-6,821.34-2,704.64

Finding the Fourth Proportional to 4,943.21, 6,821.34 and 2,704.64

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Solution

The fourth proportional to 4,943.21, 6,821.34 and 2,704.64 is: 3,732.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.21 : 6,821.34 = 2,704.64 : x
  2. Step 2: Convert to fraction form
    4,943.21/6,821.34 = 2,704.64/x
  3. Step 3: Cross multiply
    4,943.21x = 6,821.34 × 2,704.64
  4. Step 4: Simplify right side
    4,943.21x = 18,449,255.49
  5. Step 5: Solve for x
    x = 18,449,255.49/4,943.21
  6. Step 6: Final answer
    x = 3,732.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.