Home / 5,857-8,786.86-1,697.09

Finding the Fourth Proportional to 5,857, 8,786.86 and 1,697.09

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Solution

The fourth proportional to 5,857, 8,786.86 and 1,697.09 is: 2,546.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,857 : 8,786.86 = 1,697.09 : x
  2. Step 2: Convert to fraction form
    5,857/8,786.86 = 1,697.09/x
  3. Step 3: Cross multiply
    5,857x = 8,786.86 × 1,697.09
  4. Step 4: Simplify right side
    5,857x = 14,912,092.24
  5. Step 5: Solve for x
    x = 14,912,092.24/5,857
  6. Step 6: Final answer
    x = 2,546.03

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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.