Home / 4,912.08-6,778.60-2,704.08

Finding the Fourth Proportional to 4,912.08, 6,778.60 and 2,704.08

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Solution

The fourth proportional to 4,912.08, 6,778.60 and 2,704.08 is: 3,731.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.08 : 6,778.60 = 2,704.08 : x
  2. Step 2: Convert to fraction form
    4,912.08/6,778.60 = 2,704.08/x
  3. Step 3: Cross multiply
    4,912.08x = 6,778.60 × 2,704.08
  4. Step 4: Simplify right side
    4,912.08x = 18,329,876.69
  5. Step 5: Solve for x
    x = 18,329,876.69/4,912.08
  6. Step 6: Final answer
    x = 3,731.59

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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.