Home / 3,021.54-4,169.93-1,695.48

Finding the Fourth Proportional to 3,021.54, 4,169.93 and 1,695.48

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Solution

The fourth proportional to 3,021.54, 4,169.93 and 1,695.48 is: 2,339.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.54 : 4,169.93 = 1,695.48 : x
  2. Step 2: Convert to fraction form
    3,021.54/4,169.93 = 1,695.48/x
  3. Step 3: Cross multiply
    3,021.54x = 4,169.93 × 1,695.48
  4. Step 4: Simplify right side
    3,021.54x = 7,070,024.44
  5. Step 5: Solve for x
    x = 7,070,024.44/3,021.54
  6. Step 6: Final answer
    x = 2,339.87

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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.