Home / 3,927.18-5,892.21-1,617.42

Finding the Fourth Proportional to 3,927.18, 5,892.21 and 1,617.42

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Solution

The fourth proportional to 3,927.18, 5,892.21 and 1,617.42 is: 2,426.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927.18 : 5,892.21 = 1,617.42 : x
  2. Step 2: Convert to fraction form
    3,927.18/5,892.21 = 1,617.42/x
  3. Step 3: Cross multiply
    3,927.18x = 5,892.21 × 1,617.42
  4. Step 4: Simplify right side
    3,927.18x = 9,530,178.30
  5. Step 5: Solve for x
    x = 9,530,178.30/3,927.18
  6. Step 6: Final answer
    x = 2,426.72

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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.