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Finding the Fourth Proportional to 6,776.44, 10,157.96 and 3,811.44

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Solution

The fourth proportional to 6,776.44, 10,157.96 and 3,811.44 is: 5,713.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,776.44 : 10,157.96 = 3,811.44 : x
  2. Step 2: Convert to fraction form
    6,776.44/10,157.96 = 3,811.44/x
  3. Step 3: Cross multiply
    6,776.44x = 10,157.96 × 3,811.44
  4. Step 4: Simplify right side
    6,776.44x = 38,716,455.06
  5. Step 5: Solve for x
    x = 38,716,455.06/6,776.44
  6. Step 6: Final answer
    x = 5,713.39

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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.