Home / 4,639.23-6,949.57-2,789.33

Finding the Fourth Proportional to 4,639.23, 6,949.57 and 2,789.33

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Solution

The fourth proportional to 4,639.23, 6,949.57 and 2,789.33 is: 4,178.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.23 : 6,949.57 = 2,789.33 : x
  2. Step 2: Convert to fraction form
    4,639.23/6,949.57 = 2,789.33/x
  3. Step 3: Cross multiply
    4,639.23x = 6,949.57 × 2,789.33
  4. Step 4: Simplify right side
    4,639.23x = 19,384,626.71
  5. Step 5: Solve for x
    x = 19,384,626.71/4,639.23
  6. Step 6: Final answer
    x = 4,178.41

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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.