Home / 2,634.24-3,951.36-1,173.12

Finding the Fourth Proportional to 2,634.24, 3,951.36 and 1,173.12

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Solution

The fourth proportional to 2,634.24, 3,951.36 and 1,173.12 is: 1,759.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.24 : 3,951.36 = 1,173.12 : x
  2. Step 2: Convert to fraction form
    2,634.24/3,951.36 = 1,173.12/x
  3. Step 3: Cross multiply
    2,634.24x = 3,951.36 × 1,173.12
  4. Step 4: Simplify right side
    2,634.24x = 4,635,419.44
  5. Step 5: Solve for x
    x = 4,635,419.44/2,634.24
  6. Step 6: Final answer
    x = 1,759.68

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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.