Home / 4,157.39-6,236.10-1,079.39

Finding the Fourth Proportional to 4,157.39, 6,236.10 and 1,079.39

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Solution

The fourth proportional to 4,157.39, 6,236.10 and 1,079.39 is: 1,619.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.39 : 6,236.10 = 1,079.39 : x
  2. Step 2: Convert to fraction form
    4,157.39/6,236.10 = 1,079.39/x
  3. Step 3: Cross multiply
    4,157.39x = 6,236.10 × 1,079.39
  4. Step 4: Simplify right side
    4,157.39x = 6,731,183.98
  5. Step 5: Solve for x
    x = 6,731,183.98/4,157.39
  6. Step 6: Final answer
    x = 1,619.09

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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.