Home / 4,021.11-6,018.84-2,169.45

Finding the Fourth Proportional to 4,021.11, 6,018.84 and 2,169.45

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Solution

The fourth proportional to 4,021.11, 6,018.84 and 2,169.45 is: 3,247.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.11 : 6,018.84 = 2,169.45 : x
  2. Step 2: Convert to fraction form
    4,021.11/6,018.84 = 2,169.45/x
  3. Step 3: Cross multiply
    4,021.11x = 6,018.84 × 2,169.45
  4. Step 4: Simplify right side
    4,021.11x = 13,057,572.44
  5. Step 5: Solve for x
    x = 13,057,572.44/4,021.11
  6. Step 6: Final answer
    x = 3,247.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.