Home / 4,219.64-6,333.43-2,141.13

Finding the Fourth Proportional to 4,219.64, 6,333.43 and 2,141.13

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Solution

The fourth proportional to 4,219.64, 6,333.43 and 2,141.13 is: 3,213.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.64 : 6,333.43 = 2,141.13 : x
  2. Step 2: Convert to fraction form
    4,219.64/6,333.43 = 2,141.13/x
  3. Step 3: Cross multiply
    4,219.64x = 6,333.43 × 2,141.13
  4. Step 4: Simplify right side
    4,219.64x = 13,560,694.19
  5. Step 5: Solve for x
    x = 13,560,694.19/4,219.64
  6. Step 6: Final answer
    x = 3,213.71

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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.