Home / 6,540.09-9,810.81-2,096.19

Finding the Fourth Proportional to 6,540.09, 9,810.81 and 2,096.19

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Solution

The fourth proportional to 6,540.09, 9,810.81 and 2,096.19 is: 3,144.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540.09 : 9,810.81 = 2,096.19 : x
  2. Step 2: Convert to fraction form
    6,540.09/9,810.81 = 2,096.19/x
  3. Step 3: Cross multiply
    6,540.09x = 9,810.81 × 2,096.19
  4. Step 4: Simplify right side
    6,540.09x = 20,565,321.81
  5. Step 5: Solve for x
    x = 20,565,321.81/6,540.09
  6. Step 6: Final answer
    x = 3,144.50

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Double scale
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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.