Home / 4,447.94-6,138.20-2,431.41

Finding the Fourth Proportional to 4,447.94, 6,138.20 and 2,431.41

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Solution

The fourth proportional to 4,447.94, 6,138.20 and 2,431.41 is: 3,355.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.94 : 6,138.20 = 2,431.41 : x
  2. Step 2: Convert to fraction form
    4,447.94/6,138.20 = 2,431.41/x
  3. Step 3: Cross multiply
    4,447.94x = 6,138.20 × 2,431.41
  4. Step 4: Simplify right side
    4,447.94x = 14,924,468.70
  5. Step 5: Solve for x
    x = 14,924,468.70/4,447.94
  6. Step 6: Final answer
    x = 3,355.37

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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.