Home / 6,541.43-9,814.20-2,161.96

Finding the Fourth Proportional to 6,541.43, 9,814.20 and 2,161.96

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Solution

The fourth proportional to 6,541.43, 9,814.20 and 2,161.96 is: 3,243.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,541.43 : 9,814.20 = 2,161.96 : x
  2. Step 2: Convert to fraction form
    6,541.43/9,814.20 = 2,161.96/x
  3. Step 3: Cross multiply
    6,541.43x = 9,814.20 × 2,161.96
  4. Step 4: Simplify right side
    6,541.43x = 21,217,883.30
  5. Step 5: Solve for x
    x = 21,217,883.30/6,541.43
  6. Step 6: Final answer
    x = 3,243.62

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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.