Home / 5,795.18-7,997.42-3,142.61

Finding the Fourth Proportional to 5,795.18, 7,997.42 and 3,142.61

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Solution

The fourth proportional to 5,795.18, 7,997.42 and 3,142.61 is: 4,336.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,795.18 : 7,997.42 = 3,142.61 : x
  2. Step 2: Convert to fraction form
    5,795.18/7,997.42 = 3,142.61/x
  3. Step 3: Cross multiply
    5,795.18x = 7,997.42 × 3,142.61
  4. Step 4: Simplify right side
    5,795.18x = 25,132,756.35
  5. Step 5: Solve for x
    x = 25,132,756.35/5,795.18
  6. Step 6: Final answer
    x = 4,336.84

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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.