Home / 3,365.85-4,644.03-2,021.69

Finding the Fourth Proportional to 3,365.85, 4,644.03 and 2,021.69

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Solution

The fourth proportional to 3,365.85, 4,644.03 and 2,021.69 is: 2,789.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.85 : 4,644.03 = 2,021.69 : x
  2. Step 2: Convert to fraction form
    3,365.85/4,644.03 = 2,021.69/x
  3. Step 3: Cross multiply
    3,365.85x = 4,644.03 × 2,021.69
  4. Step 4: Simplify right side
    3,365.85x = 9,388,765.79
  5. Step 5: Solve for x
    x = 9,388,765.79/3,365.85
  6. Step 6: Final answer
    x = 2,789.42

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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.