Home / 6,220.92-8,584.85-3,388.45

Finding the Fourth Proportional to 6,220.92, 8,584.85 and 3,388.45

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Solution

The fourth proportional to 6,220.92, 8,584.85 and 3,388.45 is: 4,676.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.92 : 8,584.85 = 3,388.45 : x
  2. Step 2: Convert to fraction form
    6,220.92/8,584.85 = 3,388.45/x
  3. Step 3: Cross multiply
    6,220.92x = 8,584.85 × 3,388.45
  4. Step 4: Simplify right side
    6,220.92x = 29,089,334.98
  5. Step 5: Solve for x
    x = 29,089,334.98/6,220.92
  6. Step 6: Final answer
    x = 4,676.05

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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.