Home / 4,676.54-6,453.88-3,889.22

Finding the Fourth Proportional to 4,676.54, 6,453.88 and 3,889.22

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Solution

The fourth proportional to 4,676.54, 6,453.88 and 3,889.22 is: 5,367.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,676.54 : 6,453.88 = 3,889.22 : x
  2. Step 2: Convert to fraction form
    4,676.54/6,453.88 = 3,889.22/x
  3. Step 3: Cross multiply
    4,676.54x = 6,453.88 × 3,889.22
  4. Step 4: Simplify right side
    4,676.54x = 25,100,517.18
  5. Step 5: Solve for x
    x = 25,100,517.18/4,676.54
  6. Step 6: Final answer
    x = 5,367.33

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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.