Home / 4,664.91-6,438.20-2,675.09

Finding the Fourth Proportional to 4,664.91, 6,438.20 and 2,675.09

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Solution

The fourth proportional to 4,664.91, 6,438.20 and 2,675.09 is: 3,691.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,664.91 : 6,438.20 = 2,675.09 : x
  2. Step 2: Convert to fraction form
    4,664.91/6,438.20 = 2,675.09/x
  3. Step 3: Cross multiply
    4,664.91x = 6,438.20 × 2,675.09
  4. Step 4: Simplify right side
    4,664.91x = 17,222,718.87
  5. Step 5: Solve for x
    x = 17,222,718.87/4,664.91
  6. Step 6: Final answer
    x = 3,691.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.