Home / 3,539.03-4,879.36-2,212.25

Finding the Fourth Proportional to 3,539.03, 4,879.36 and 2,212.25

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Solution

The fourth proportional to 3,539.03, 4,879.36 and 2,212.25 is: 3,050.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.03 : 4,879.36 = 2,212.25 : x
  2. Step 2: Convert to fraction form
    3,539.03/4,879.36 = 2,212.25/x
  3. Step 3: Cross multiply
    3,539.03x = 4,879.36 × 2,212.25
  4. Step 4: Simplify right side
    3,539.03x = 10,794,370.83
  5. Step 5: Solve for x
    x = 10,794,370.83/3,539.03
  6. Step 6: Final answer
    x = 3,050.09

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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.