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Finding the Fourth Proportional to 4,855.83, 6,700.80 and 2,759.91

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Solution

The fourth proportional to 4,855.83, 6,700.80 and 2,759.91 is: 3,808.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.83 : 6,700.80 = 2,759.91 : x
  2. Step 2: Convert to fraction form
    4,855.83/6,700.80 = 2,759.91/x
  3. Step 3: Cross multiply
    4,855.83x = 6,700.80 × 2,759.91
  4. Step 4: Simplify right side
    4,855.83x = 18,493,604.93
  5. Step 5: Solve for x
    x = 18,493,604.93/4,855.83
  6. Step 6: Final answer
    x = 3,808.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.