Home / 11,741.42-17,627.78-6,814.60

Finding the Fourth Proportional to 11,741.42, 17,627.78 and 6,814.60

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Solution

The fourth proportional to 11,741.42, 17,627.78 and 6,814.60 is: 10,230.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741.42 : 17,627.78 = 6,814.60 : x
  2. Step 2: Convert to fraction form
    11,741.42/17,627.78 = 6,814.60/x
  3. Step 3: Cross multiply
    11,741.42x = 17,627.78 × 6,814.60
  4. Step 4: Simplify right side
    11,741.42x = 120,126,191.45
  5. Step 5: Solve for x
    x = 120,126,191.45/11,741.42
  6. Step 6: Final answer
    x = 10,230.97

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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.