Home / 3,021.73-4,169.99-1,695.44

Finding the Fourth Proportional to 3,021.73, 4,169.99 and 1,695.44

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Solution

The fourth proportional to 3,021.73, 4,169.99 and 1,695.44 is: 2,339.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.73 : 4,169.99 = 1,695.44 : x
  2. Step 2: Convert to fraction form
    3,021.73/4,169.99 = 1,695.44/x
  3. Step 3: Cross multiply
    3,021.73x = 4,169.99 × 1,695.44
  4. Step 4: Simplify right side
    3,021.73x = 7,069,967.85
  5. Step 5: Solve for x
    x = 7,069,967.85/3,021.73
  6. Step 6: Final answer
    x = 2,339.71

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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.