Home / 4,939.20-6,815.94-2,701.08

Finding the Fourth Proportional to 4,939.20, 6,815.94 and 2,701.08

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Solution

The fourth proportional to 4,939.20, 6,815.94 and 2,701.08 is: 3,727.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.20 : 6,815.94 = 2,701.08 : x
  2. Step 2: Convert to fraction form
    4,939.20/6,815.94 = 2,701.08/x
  3. Step 3: Cross multiply
    4,939.20x = 6,815.94 × 2,701.08
  4. Step 4: Simplify right side
    4,939.20x = 18,410,399.22
  5. Step 5: Solve for x
    x = 18,410,399.22/4,939.20
  6. Step 6: Final answer
    x = 3,727.41

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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.