Home / 5,195.55-7,793.32-1,299.96

Finding the Fourth Proportional to 5,195.55, 7,793.32 and 1,299.96

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Solution

The fourth proportional to 5,195.55, 7,793.32 and 1,299.96 is: 1,949.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.55 : 7,793.32 = 1,299.96 : x
  2. Step 2: Convert to fraction form
    5,195.55/7,793.32 = 1,299.96/x
  3. Step 3: Cross multiply
    5,195.55x = 7,793.32 × 1,299.96
  4. Step 4: Simplify right side
    5,195.55x = 10,130,968.55
  5. Step 5: Solve for x
    x = 10,130,968.55/5,195.55
  6. Step 6: Final answer
    x = 1,949.93

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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.