Home / 3,379.42-5,066.45-2,216.67

Finding the Fourth Proportional to 3,379.42, 5,066.45 and 2,216.67

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Solution

The fourth proportional to 3,379.42, 5,066.45 and 2,216.67 is: 3,323.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.42 : 5,066.45 = 2,216.67 : x
  2. Step 2: Convert to fraction form
    3,379.42/5,066.45 = 2,216.67/x
  3. Step 3: Cross multiply
    3,379.42x = 5,066.45 × 2,216.67
  4. Step 4: Simplify right side
    3,379.42x = 11,230,625.95
  5. Step 5: Solve for x
    x = 11,230,625.95/3,379.42
  6. Step 6: Final answer
    x = 3,323.24

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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.