Home / 6,771.51-10,157.94-2,091.33

Finding the Fourth Proportional to 6,771.51, 10,157.94 and 2,091.33

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Solution

The fourth proportional to 6,771.51, 10,157.94 and 2,091.33 is: 3,137.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,771.51 : 10,157.94 = 2,091.33 : x
  2. Step 2: Convert to fraction form
    6,771.51/10,157.94 = 2,091.33/x
  3. Step 3: Cross multiply
    6,771.51x = 10,157.94 × 2,091.33
  4. Step 4: Simplify right side
    6,771.51x = 21,243,604.66
  5. Step 5: Solve for x
    x = 21,243,604.66/6,771.51
  6. Step 6: Final answer
    x = 3,137.20

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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.