Home / 8,014.07-12,021.11-3,086.03

Finding the Fourth Proportional to 8,014.07, 12,021.11 and 3,086.03

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Solution

The fourth proportional to 8,014.07, 12,021.11 and 3,086.03 is: 4,629.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,014.07 : 12,021.11 = 3,086.03 : x
  2. Step 2: Convert to fraction form
    8,014.07/12,021.11 = 3,086.03/x
  3. Step 3: Cross multiply
    8,014.07x = 12,021.11 × 3,086.03
  4. Step 4: Simplify right side
    8,014.07x = 37,097,490.66
  5. Step 5: Solve for x
    x = 37,097,490.66/8,014.07
  6. Step 6: Final answer
    x = 4,629.05

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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.