Home / 3,893.14-5,840.60-1,119.83

Finding the Fourth Proportional to 3,893.14, 5,840.60 and 1,119.83

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Solution

The fourth proportional to 3,893.14, 5,840.60 and 1,119.83 is: 1,680.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,893.14 : 5,840.60 = 1,119.83 : x
  2. Step 2: Convert to fraction form
    3,893.14/5,840.60 = 1,119.83/x
  3. Step 3: Cross multiply
    3,893.14x = 5,840.60 × 1,119.83
  4. Step 4: Simplify right side
    3,893.14x = 6,540,473.50
  5. Step 5: Solve for x
    x = 6,540,473.50/3,893.14
  6. Step 6: Final answer
    x = 1,680.00

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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.