Home / 4,912.91-7,364.91-2,448.49

Finding the Fourth Proportional to 4,912.91, 7,364.91 and 2,448.49

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Solution

The fourth proportional to 4,912.91, 7,364.91 and 2,448.49 is: 3,670.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.91 : 7,364.91 = 2,448.49 : x
  2. Step 2: Convert to fraction form
    4,912.91/7,364.91 = 2,448.49/x
  3. Step 3: Cross multiply
    4,912.91x = 7,364.91 × 2,448.49
  4. Step 4: Simplify right side
    4,912.91x = 18,032,908.49
  5. Step 5: Solve for x
    x = 18,032,908.49/4,912.91
  6. Step 6: Final answer
    x = 3,670.51

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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.