Home / 4,989.14-6,884.67-2,750.97

Finding the Fourth Proportional to 4,989.14, 6,884.67 and 2,750.97

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Solution

The fourth proportional to 4,989.14, 6,884.67 and 2,750.97 is: 3,796.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.14 : 6,884.67 = 2,750.97 : x
  2. Step 2: Convert to fraction form
    4,989.14/6,884.67 = 2,750.97/x
  3. Step 3: Cross multiply
    4,989.14x = 6,884.67 × 2,750.97
  4. Step 4: Simplify right side
    4,989.14x = 18,939,518.97
  5. Step 5: Solve for x
    x = 18,939,518.97/4,989.14
  6. Step 6: Final answer
    x = 3,796.15

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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.