Home / 3,021.42-4,169.55-1,763.22

Finding the Fourth Proportional to 3,021.42, 4,169.55 and 1,763.22

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Solution

The fourth proportional to 3,021.42, 4,169.55 and 1,763.22 is: 2,433.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.42 : 4,169.55 = 1,763.22 : x
  2. Step 2: Convert to fraction form
    3,021.42/4,169.55 = 1,763.22/x
  3. Step 3: Cross multiply
    3,021.42x = 4,169.55 × 1,763.22
  4. Step 4: Simplify right side
    3,021.42x = 7,351,833.95
  5. Step 5: Solve for x
    x = 7,351,833.95/3,021.42
  6. Step 6: Final answer
    x = 2,433.24

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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.