Home / 4,908.11-6,771.53-2,783.41

Finding the Fourth Proportional to 4,908.11, 6,771.53 and 2,783.41

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Solution

The fourth proportional to 4,908.11, 6,771.53 and 2,783.41 is: 3,840.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908.11 : 6,771.53 = 2,783.41 : x
  2. Step 2: Convert to fraction form
    4,908.11/6,771.53 = 2,783.41/x
  3. Step 3: Cross multiply
    4,908.11x = 6,771.53 × 2,783.41
  4. Step 4: Simplify right side
    4,908.11x = 18,847,896.54
  5. Step 5: Solve for x
    x = 18,847,896.54/4,908.11
  6. Step 6: Final answer
    x = 3,840.15

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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.