Home / 5,881.64-8,112.42-3,727.44

Finding the Fourth Proportional to 5,881.64, 8,112.42 and 3,727.44

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Solution

The fourth proportional to 5,881.64, 8,112.42 and 3,727.44 is: 5,141.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,881.64 : 8,112.42 = 3,727.44 : x
  2. Step 2: Convert to fraction form
    5,881.64/8,112.42 = 3,727.44/x
  3. Step 3: Cross multiply
    5,881.64x = 8,112.42 × 3,727.44
  4. Step 4: Simplify right side
    5,881.64x = 30,238,558.80
  5. Step 5: Solve for x
    x = 30,238,558.80/5,881.64
  6. Step 6: Final answer
    x = 5,141.18

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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.