Home / 4,018.12-6,019.34-2,768.49

Finding the Fourth Proportional to 4,018.12, 6,019.34 and 2,768.49

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Solution

The fourth proportional to 4,018.12, 6,019.34 and 2,768.49 is: 4,147.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.12 : 6,019.34 = 2,768.49 : x
  2. Step 2: Convert to fraction form
    4,018.12/6,019.34 = 2,768.49/x
  3. Step 3: Cross multiply
    4,018.12x = 6,019.34 × 2,768.49
  4. Step 4: Simplify right side
    4,018.12x = 16,664,491.33
  5. Step 5: Solve for x
    x = 16,664,491.33/4,018.12
  6. Step 6: Final answer
    x = 4,147.33

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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.