Home / 3,448.80-5,173.20-3,297.60

Finding the Fourth Proportional to 3,448.80, 5,173.20 and 3,297.60

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Solution

The fourth proportional to 3,448.80, 5,173.20 and 3,297.60 is: 4,946.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.80 : 5,173.20 = 3,297.60 : x
  2. Step 2: Convert to fraction form
    3,448.80/5,173.20 = 3,297.60/x
  3. Step 3: Cross multiply
    3,448.80x = 5,173.20 × 3,297.60
  4. Step 4: Simplify right side
    3,448.80x = 17,059,144.32
  5. Step 5: Solve for x
    x = 17,059,144.32/3,448.80
  6. Step 6: Final answer
    x = 4,946.40

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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.