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Finding the Fourth Proportional to 2,704.05, 4,048.22 and 2,422.68

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Solution

The fourth proportional to 2,704.05, 4,048.22 and 2,422.68 is: 3,626.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,704.05 : 4,048.22 = 2,422.68 : x
  2. Step 2: Convert to fraction form
    2,704.05/4,048.22 = 2,422.68/x
  3. Step 3: Cross multiply
    2,704.05x = 4,048.22 × 2,422.68
  4. Step 4: Simplify right side
    2,704.05x = 9,807,541.63
  5. Step 5: Solve for x
    x = 9,807,541.63/2,704.05
  6. Step 6: Final answer
    x = 3,626.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.