Home / 4,896.20-6,756.89-2,771.30

Finding the Fourth Proportional to 4,896.20, 6,756.89 and 2,771.30

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Solution

The fourth proportional to 4,896.20, 6,756.89 and 2,771.30 is: 3,824.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,896.20 : 6,756.89 = 2,771.30 : x
  2. Step 2: Convert to fraction form
    4,896.20/6,756.89 = 2,771.30/x
  3. Step 3: Cross multiply
    4,896.20x = 6,756.89 × 2,771.30
  4. Step 4: Simplify right side
    4,896.20x = 18,725,321.62
  5. Step 5: Solve for x
    x = 18,725,321.62/4,896.20
  6. Step 6: Final answer
    x = 3,824.46

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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.