Home / 11,634.55-17,451.87-4,239.01

Finding the Fourth Proportional to 11,634.55, 17,451.87 and 4,239.01

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Solution

The fourth proportional to 11,634.55, 17,451.87 and 4,239.01 is: 6,358.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,634.55 : 17,451.87 = 4,239.01 : x
  2. Step 2: Convert to fraction form
    11,634.55/17,451.87 = 4,239.01/x
  3. Step 3: Cross multiply
    11,634.55x = 17,451.87 × 4,239.01
  4. Step 4: Simplify right side
    11,634.55x = 73,978,651.45
  5. Step 5: Solve for x
    x = 73,978,651.45/11,634.55
  6. Step 6: Final answer
    x = 6,358.53

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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.