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Finding the Fourth Proportional to 4,846.22, 6,688 and 2,750.54

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Solution

The fourth proportional to 4,846.22, 6,688 and 2,750.54 is: 3,795.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,846.22 : 6,688 = 2,750.54 : x
  2. Step 2: Convert to fraction form
    4,846.22/6,688 = 2,750.54/x
  3. Step 3: Cross multiply
    4,846.22x = 6,688 × 2,750.54
  4. Step 4: Simplify right side
    4,846.22x = 18,395,611.52
  5. Step 5: Solve for x
    x = 18,395,611.52/4,846.22
  6. Step 6: Final answer
    x = 3,795.87

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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.