Home / 6,195.39-9,293.09-1,812.85

Finding the Fourth Proportional to 6,195.39, 9,293.09 and 1,812.85

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Solution

The fourth proportional to 6,195.39, 9,293.09 and 1,812.85 is: 2,719.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,195.39 : 9,293.09 = 1,812.85 : x
  2. Step 2: Convert to fraction form
    6,195.39/9,293.09 = 1,812.85/x
  3. Step 3: Cross multiply
    6,195.39x = 9,293.09 × 1,812.85
  4. Step 4: Simplify right side
    6,195.39x = 16,846,978.21
  5. Step 5: Solve for x
    x = 16,846,978.21/6,195.39
  6. Step 6: Final answer
    x = 2,719.28

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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.