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Finding the Fourth Proportional to 3,505.96, 5,252.22 and 1,968.04

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Solution

The fourth proportional to 3,505.96, 5,252.22 and 1,968.04 is: 2,948.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.96 : 5,252.22 = 1,968.04 : x
  2. Step 2: Convert to fraction form
    3,505.96/5,252.22 = 1,968.04/x
  3. Step 3: Cross multiply
    3,505.96x = 5,252.22 × 1,968.04
  4. Step 4: Simplify right side
    3,505.96x = 10,336,579.05
  5. Step 5: Solve for x
    x = 10,336,579.05/3,505.96
  6. Step 6: Final answer
    x = 2,948.29

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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.