Home / 3,936.96-5,912.02-2,459.62

Finding the Fourth Proportional to 3,936.96, 5,912.02 and 2,459.62

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Solution

The fourth proportional to 3,936.96, 5,912.02 and 2,459.62 is: 3,693.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936.96 : 5,912.02 = 2,459.62 : x
  2. Step 2: Convert to fraction form
    3,936.96/5,912.02 = 2,459.62/x
  3. Step 3: Cross multiply
    3,936.96x = 5,912.02 × 2,459.62
  4. Step 4: Simplify right side
    3,936.96x = 14,541,322.63
  5. Step 5: Solve for x
    x = 14,541,322.63/3,936.96
  6. Step 6: Final answer
    x = 3,693.54

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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.