Home / 6,424.85-9,637.25-3,305.75

Finding the Fourth Proportional to 6,424.85, 9,637.25 and 3,305.75

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Solution

The fourth proportional to 6,424.85, 9,637.25 and 3,305.75 is: 4,958.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,424.85 : 9,637.25 = 3,305.75 : x
  2. Step 2: Convert to fraction form
    6,424.85/9,637.25 = 3,305.75/x
  3. Step 3: Cross multiply
    6,424.85x = 9,637.25 × 3,305.75
  4. Step 4: Simplify right side
    6,424.85x = 31,858,274.47
  5. Step 5: Solve for x
    x = 31,858,274.47/6,424.85
  6. Step 6: Final answer
    x = 4,958.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.