Home / 4,906.68-6,768.84-2,915.83

Finding the Fourth Proportional to 4,906.68, 6,768.84 and 2,915.83

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Solution

The fourth proportional to 4,906.68, 6,768.84 and 2,915.83 is: 4,022.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906.68 : 6,768.84 = 2,915.83 : x
  2. Step 2: Convert to fraction form
    4,906.68/6,768.84 = 2,915.83/x
  3. Step 3: Cross multiply
    4,906.68x = 6,768.84 × 2,915.83
  4. Step 4: Simplify right side
    4,906.68x = 19,736,794.03
  5. Step 5: Solve for x
    x = 19,736,794.03/4,906.68
  6. Step 6: Final answer
    x = 4,022.43

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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.