Home / 3,021.63-4,169.91-1,843.35

Finding the Fourth Proportional to 3,021.63, 4,169.91 and 1,843.35

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Solution

The fourth proportional to 3,021.63, 4,169.91 and 1,843.35 is: 2,543.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.63 : 4,169.91 = 1,843.35 : x
  2. Step 2: Convert to fraction form
    3,021.63/4,169.91 = 1,843.35/x
  3. Step 3: Cross multiply
    3,021.63x = 4,169.91 × 1,843.35
  4. Step 4: Simplify right side
    3,021.63x = 7,686,582.75
  5. Step 5: Solve for x
    x = 7,686,582.75/3,021.63
  6. Step 6: Final answer
    x = 2,543.86

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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.