Home / 12,062.97-18,090.01-4,163.47

Finding the Fourth Proportional to 12,062.97, 18,090.01 and 4,163.47

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Solution

The fourth proportional to 12,062.97, 18,090.01 and 4,163.47 is: 6,243.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062.97 : 18,090.01 = 4,163.47 : x
  2. Step 2: Convert to fraction form
    12,062.97/18,090.01 = 4,163.47/x
  3. Step 3: Cross multiply
    12,062.97x = 18,090.01 × 4,163.47
  4. Step 4: Simplify right side
    12,062.97x = 75,317,213.93
  5. Step 5: Solve for x
    x = 75,317,213.93/12,062.97
  6. Step 6: Final answer
    x = 6,243.67

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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.