Home / 6,786.90-10,185.82-3,500.93

Finding the Fourth Proportional to 6,786.90, 10,185.82 and 3,500.93

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Solution

The fourth proportional to 6,786.90, 10,185.82 and 3,500.93 is: 5,254.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,786.90 : 10,185.82 = 3,500.93 : x
  2. Step 2: Convert to fraction form
    6,786.90/10,185.82 = 3,500.93/x
  3. Step 3: Cross multiply
    6,786.90x = 10,185.82 × 3,500.93
  4. Step 4: Simplify right side
    6,786.90x = 35,659,859.52
  5. Step 5: Solve for x
    x = 35,659,859.52/6,786.90
  6. Step 6: Final answer
    x = 5,254.22

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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.