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Finding the Fourth Proportional to 3,474.48, 4,795.02 and 1,982.04

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Solution

The fourth proportional to 3,474.48, 4,795.02 and 1,982.04 is: 2,735.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.48 : 4,795.02 = 1,982.04 : x
  2. Step 2: Convert to fraction form
    3,474.48/4,795.02 = 1,982.04/x
  3. Step 3: Cross multiply
    3,474.48x = 4,795.02 × 1,982.04
  4. Step 4: Simplify right side
    3,474.48x = 9,503,921.44
  5. Step 5: Solve for x
    x = 9,503,921.44/3,474.48
  6. Step 6: Final answer
    x = 2,735.35

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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.