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Finding the Fourth Proportional to 4,922.94, 6,793.54 and 2,684.87

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Solution

The fourth proportional to 4,922.94, 6,793.54 and 2,684.87 is: 3,705.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,922.94 : 6,793.54 = 2,684.87 : x
  2. Step 2: Convert to fraction form
    4,922.94/6,793.54 = 2,684.87/x
  3. Step 3: Cross multiply
    4,922.94x = 6,793.54 × 2,684.87
  4. Step 4: Simplify right side
    4,922.94x = 18,239,731.06
  5. Step 5: Solve for x
    x = 18,239,731.06/4,922.94
  6. Step 6: Final answer
    x = 3,705.05

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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.