Home / 3,380.89-5,063.05-2,792.29

Finding the Fourth Proportional to 3,380.89, 5,063.05 and 2,792.29

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Solution

The fourth proportional to 3,380.89, 5,063.05 and 2,792.29 is: 4,181.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380.89 : 5,063.05 = 2,792.29 : x
  2. Step 2: Convert to fraction form
    3,380.89/5,063.05 = 2,792.29/x
  3. Step 3: Cross multiply
    3,380.89x = 5,063.05 × 2,792.29
  4. Step 4: Simplify right side
    3,380.89x = 14,137,503.88
  5. Step 5: Solve for x
    x = 14,137,503.88/3,380.89
  6. Step 6: Final answer
    x = 4,181.59

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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.