Home / 5,839.09-8,057.79-3,186.50

Finding the Fourth Proportional to 5,839.09, 8,057.79 and 3,186.50

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Solution

The fourth proportional to 5,839.09, 8,057.79 and 3,186.50 is: 4,397.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,839.09 : 8,057.79 = 3,186.50 : x
  2. Step 2: Convert to fraction form
    5,839.09/8,057.79 = 3,186.50/x
  3. Step 3: Cross multiply
    5,839.09x = 8,057.79 × 3,186.50
  4. Step 4: Simplify right side
    5,839.09x = 25,676,147.84
  5. Step 5: Solve for x
    x = 25,676,147.84/5,839.09
  6. Step 6: Final answer
    x = 4,397.29

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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.