Home / 5,676.92-8,518.62-2,213.36

Finding the Fourth Proportional to 5,676.92, 8,518.62 and 2,213.36

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Solution

The fourth proportional to 5,676.92, 8,518.62 and 2,213.36 is: 3,321.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676.92 : 8,518.62 = 2,213.36 : x
  2. Step 2: Convert to fraction form
    5,676.92/8,518.62 = 2,213.36/x
  3. Step 3: Cross multiply
    5,676.92x = 8,518.62 × 2,213.36
  4. Step 4: Simplify right side
    5,676.92x = 18,854,772.76
  5. Step 5: Solve for x
    x = 18,854,772.76/5,676.92
  6. Step 6: Final answer
    x = 3,321.30

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1.5x scale

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.