Home / 6,254.40-9,376.20-3,786.60

Finding the Fourth Proportional to 6,254.40, 9,376.20 and 3,786.60

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Solution

The fourth proportional to 6,254.40, 9,376.20 and 3,786.60 is: 5,676.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,254.40 : 9,376.20 = 3,786.60 : x
  2. Step 2: Convert to fraction form
    6,254.40/9,376.20 = 3,786.60/x
  3. Step 3: Cross multiply
    6,254.40x = 9,376.20 × 3,786.60
  4. Step 4: Simplify right side
    6,254.40x = 35,503,918.92
  5. Step 5: Solve for x
    x = 35,503,918.92/6,254.40
  6. Step 6: Final answer
    x = 5,676.63

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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.