Home / 4,997.55-7,496.33-1,299.47

Finding the Fourth Proportional to 4,997.55, 7,496.33 and 1,299.47

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Solution

The fourth proportional to 4,997.55, 7,496.33 and 1,299.47 is: 1,949.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.55 : 7,496.33 = 1,299.47 : x
  2. Step 2: Convert to fraction form
    4,997.55/7,496.33 = 1,299.47/x
  3. Step 3: Cross multiply
    4,997.55x = 7,496.33 × 1,299.47
  4. Step 4: Simplify right side
    4,997.55x = 9,741,211.97
  5. Step 5: Solve for x
    x = 9,741,211.97/4,997.55
  6. Step 6: Final answer
    x = 1,949.20

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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.