Home / 4,942.21-6,820.20-2,704.10

Finding the Fourth Proportional to 4,942.21, 6,820.20 and 2,704.10

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Solution

The fourth proportional to 4,942.21, 6,820.20 and 2,704.10 is: 3,731.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.21 : 6,820.20 = 2,704.10 : x
  2. Step 2: Convert to fraction form
    4,942.21/6,820.20 = 2,704.10/x
  3. Step 3: Cross multiply
    4,942.21x = 6,820.20 × 2,704.10
  4. Step 4: Simplify right side
    4,942.21x = 18,442,519.87
  5. Step 5: Solve for x
    x = 18,442,519.87/4,942.21
  6. Step 6: Final answer
    x = 3,731.64

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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.