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Finding the Fourth Proportional to 3,533.62, 5,299.16 and 1,067.80

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Solution

The fourth proportional to 3,533.62, 5,299.16 and 1,067.80 is: 1,601.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533.62 : 5,299.16 = 1,067.80 : x
  2. Step 2: Convert to fraction form
    3,533.62/5,299.16 = 1,067.80/x
  3. Step 3: Cross multiply
    3,533.62x = 5,299.16 × 1,067.80
  4. Step 4: Simplify right side
    3,533.62x = 5,658,443.05
  5. Step 5: Solve for x
    x = 5,658,443.05/3,533.62
  6. Step 6: Final answer
    x = 1,601.32

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Half scale
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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.