Home / 3,537.21-5,305.85-1,197.12

Finding the Fourth Proportional to 3,537.21, 5,305.85 and 1,197.12

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Solution

The fourth proportional to 3,537.21, 5,305.85 and 1,197.12 is: 1,795.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.21 : 5,305.85 = 1,197.12 : x
  2. Step 2: Convert to fraction form
    3,537.21/5,305.85 = 1,197.12/x
  3. Step 3: Cross multiply
    3,537.21x = 5,305.85 × 1,197.12
  4. Step 4: Simplify right side
    3,537.21x = 6,351,739.15
  5. Step 5: Solve for x
    x = 6,351,739.15/3,537.21
  6. Step 6: Final answer
    x = 1,795.69

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Double scale
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Similar ratio
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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.