Home / 4,629.70-6,935.19-2,161.09

Finding the Fourth Proportional to 4,629.70, 6,935.19 and 2,161.09

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Solution

The fourth proportional to 4,629.70, 6,935.19 and 2,161.09 is: 3,237.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,629.70 : 6,935.19 = 2,161.09 : x
  2. Step 2: Convert to fraction form
    4,629.70/6,935.19 = 2,161.09/x
  3. Step 3: Cross multiply
    4,629.70x = 6,935.19 × 2,161.09
  4. Step 4: Simplify right side
    4,629.70x = 14,987,569.76
  5. Step 5: Solve for x
    x = 14,987,569.76/4,629.70
  6. Step 6: Final answer
    x = 3,237.27

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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.