Home / 4,012.98-6,019.49-1,091.28

Finding the Fourth Proportional to 4,012.98, 6,019.49 and 1,091.28

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Solution

The fourth proportional to 4,012.98, 6,019.49 and 1,091.28 is: 1,636.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.98 : 6,019.49 = 1,091.28 : x
  2. Step 2: Convert to fraction form
    4,012.98/6,019.49 = 1,091.28/x
  3. Step 3: Cross multiply
    4,012.98x = 6,019.49 × 1,091.28
  4. Step 4: Simplify right side
    4,012.98x = 6,568,949.05
  5. Step 5: Solve for x
    x = 6,568,949.05/4,012.98
  6. Step 6: Final answer
    x = 1,636.93

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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.