Home / 5,812.89-8,721.50-2,694.39

Finding the Fourth Proportional to 5,812.89, 8,721.50 and 2,694.39

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Solution

The fourth proportional to 5,812.89, 8,721.50 and 2,694.39 is: 4,042.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,812.89 : 8,721.50 = 2,694.39 : x
  2. Step 2: Convert to fraction form
    5,812.89/8,721.50 = 2,694.39/x
  3. Step 3: Cross multiply
    5,812.89x = 8,721.50 × 2,694.39
  4. Step 4: Simplify right side
    5,812.89x = 23,499,108.91
  5. Step 5: Solve for x
    x = 23,499,108.91/5,812.89
  6. Step 6: Final answer
    x = 4,042.59

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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.