Home / 4,091.91-6,137.86-1,899.44

Finding the Fourth Proportional to 4,091.91, 6,137.86 and 1,899.44

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Solution

The fourth proportional to 4,091.91, 6,137.86 and 1,899.44 is: 2,849.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.91 : 6,137.86 = 1,899.44 : x
  2. Step 2: Convert to fraction form
    4,091.91/6,137.86 = 1,899.44/x
  3. Step 3: Cross multiply
    4,091.91x = 6,137.86 × 1,899.44
  4. Step 4: Simplify right side
    4,091.91x = 11,658,496.80
  5. Step 5: Solve for x
    x = 11,658,496.80/4,091.91
  6. Step 6: Final answer
    x = 2,849.16

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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.