Home / 4,912.85-7,369.52-1,625.94

Finding the Fourth Proportional to 4,912.85, 7,369.52 and 1,625.94

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Solution

The fourth proportional to 4,912.85, 7,369.52 and 1,625.94 is: 2,438.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.85 : 7,369.52 = 1,625.94 : x
  2. Step 2: Convert to fraction form
    4,912.85/7,369.52 = 1,625.94/x
  3. Step 3: Cross multiply
    4,912.85x = 7,369.52 × 1,625.94
  4. Step 4: Simplify right side
    4,912.85x = 11,982,389.22
  5. Step 5: Solve for x
    x = 11,982,389.22/4,912.85
  6. Step 6: Final answer
    x = 2,438.99

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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.