Home / 3,733.12-5,121.44-3,497.60

Finding the Fourth Proportional to 3,733.12, 5,121.44 and 3,497.60

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Solution

The fourth proportional to 3,733.12, 5,121.44 and 3,497.60 is: 4,798.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,733.12 : 5,121.44 = 3,497.60 : x
  2. Step 2: Convert to fraction form
    3,733.12/5,121.44 = 3,497.60/x
  3. Step 3: Cross multiply
    3,733.12x = 5,121.44 × 3,497.60
  4. Step 4: Simplify right side
    3,733.12x = 17,912,748.54
  5. Step 5: Solve for x
    x = 17,912,748.54/3,733.12
  6. Step 6: Final answer
    x = 4,798.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.