Home / 3,429.44-5,136.98-2,843.05

Finding the Fourth Proportional to 3,429.44, 5,136.98 and 2,843.05

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Solution

The fourth proportional to 3,429.44, 5,136.98 and 2,843.05 is: 4,258.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.44 : 5,136.98 = 2,843.05 : x
  2. Step 2: Convert to fraction form
    3,429.44/5,136.98 = 2,843.05/x
  3. Step 3: Cross multiply
    3,429.44x = 5,136.98 × 2,843.05
  4. Step 4: Simplify right side
    3,429.44x = 14,604,690.99
  5. Step 5: Solve for x
    x = 14,604,690.99/3,429.44
  6. Step 6: Final answer
    x = 4,258.62

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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.