Home / 4,879.68-7,321.14-2,284.44

Finding the Fourth Proportional to 4,879.68, 7,321.14 and 2,284.44

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Solution

The fourth proportional to 4,879.68, 7,321.14 and 2,284.44 is: 3,427.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,879.68 : 7,321.14 = 2,284.44 : x
  2. Step 2: Convert to fraction form
    4,879.68/7,321.14 = 2,284.44/x
  3. Step 3: Cross multiply
    4,879.68x = 7,321.14 × 2,284.44
  4. Step 4: Simplify right side
    4,879.68x = 16,724,705.06
  5. Step 5: Solve for x
    x = 16,724,705.06/4,879.68
  6. Step 6: Final answer
    x = 3,427.42

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1.5x scale

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.