Home / 3,533.11-5,297.97-1,311.19

Finding the Fourth Proportional to 3,533.11, 5,297.97 and 1,311.19

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Solution

The fourth proportional to 3,533.11, 5,297.97 and 1,311.19 is: 1,966.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533.11 : 5,297.97 = 1,311.19 : x
  2. Step 2: Convert to fraction form
    3,533.11/5,297.97 = 1,311.19/x
  3. Step 3: Cross multiply
    3,533.11x = 5,297.97 × 1,311.19
  4. Step 4: Simplify right side
    3,533.11x = 6,946,645.28
  5. Step 5: Solve for x
    x = 6,946,645.28/3,533.11
  6. Step 6: Final answer
    x = 1,966.16

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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.