Home / 4,826.69-6,664.71-3,879.44

Finding the Fourth Proportional to 4,826.69, 6,664.71 and 3,879.44

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Solution

The fourth proportional to 4,826.69, 6,664.71 and 3,879.44 is: 5,356.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,826.69 : 6,664.71 = 3,879.44 : x
  2. Step 2: Convert to fraction form
    4,826.69/6,664.71 = 3,879.44/x
  3. Step 3: Cross multiply
    4,826.69x = 6,664.71 × 3,879.44
  4. Step 4: Simplify right side
    4,826.69x = 25,855,353.54
  5. Step 5: Solve for x
    x = 25,855,353.54/4,826.69
  6. Step 6: Final answer
    x = 5,356.75

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1.5x scale

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.