Home / 4,936.40-6,812.21-2,698.27

Finding the Fourth Proportional to 4,936.40, 6,812.21 and 2,698.27

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Solution

The fourth proportional to 4,936.40, 6,812.21 and 2,698.27 is: 3,723.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.40 : 6,812.21 = 2,698.27 : x
  2. Step 2: Convert to fraction form
    4,936.40/6,812.21 = 2,698.27/x
  3. Step 3: Cross multiply
    4,936.40x = 6,812.21 × 2,698.27
  4. Step 4: Simplify right side
    4,936.40x = 18,381,181.88
  5. Step 5: Solve for x
    x = 18,381,181.88/4,936.40
  6. Step 6: Final answer
    x = 3,723.60

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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.