Home / 5,968.89-8,939.70-2,851.09

Finding the Fourth Proportional to 5,968.89, 8,939.70 and 2,851.09

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Solution

The fourth proportional to 5,968.89, 8,939.70 and 2,851.09 is: 4,270.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,968.89 : 8,939.70 = 2,851.09 : x
  2. Step 2: Convert to fraction form
    5,968.89/8,939.70 = 2,851.09/x
  3. Step 3: Cross multiply
    5,968.89x = 8,939.70 × 2,851.09
  4. Step 4: Simplify right side
    5,968.89x = 25,487,889.27
  5. Step 5: Solve for x
    x = 25,487,889.27/5,968.89
  6. Step 6: Final answer
    x = 4,270.12

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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.