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Finding the Fourth Proportional to 3,424.55, 4,724.77 and 2,704.44

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Solution

The fourth proportional to 3,424.55, 4,724.77 and 2,704.44 is: 3,731.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.55 : 4,724.77 = 2,704.44 : x
  2. Step 2: Convert to fraction form
    3,424.55/4,724.77 = 2,704.44/x
  3. Step 3: Cross multiply
    3,424.55x = 4,724.77 × 2,704.44
  4. Step 4: Simplify right side
    3,424.55x = 12,777,856.98
  5. Step 5: Solve for x
    x = 12,777,856.98/3,424.55
  6. Step 6: Final answer
    x = 3,731.25

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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.