Home / 3,157.25-4,738.44-2,697.98

Finding the Fourth Proportional to 3,157.25, 4,738.44 and 2,697.98

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Solution

The fourth proportional to 3,157.25, 4,738.44 and 2,697.98 is: 4,049.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.25 : 4,738.44 = 2,697.98 : x
  2. Step 2: Convert to fraction form
    3,157.25/4,738.44 = 2,697.98/x
  3. Step 3: Cross multiply
    3,157.25x = 4,738.44 × 2,697.98
  4. Step 4: Simplify right side
    3,157.25x = 12,784,216.35
  5. Step 5: Solve for x
    x = 12,784,216.35/3,157.25
  6. Step 6: Final answer
    x = 4,049.16

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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.