Home / 11,808.27-17,707.09-3,485.42

Finding the Fourth Proportional to 11,808.27, 17,707.09 and 3,485.42

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Solution

The fourth proportional to 11,808.27, 17,707.09 and 3,485.42 is: 5,226.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808.27 : 17,707.09 = 3,485.42 : x
  2. Step 2: Convert to fraction form
    11,808.27/17,707.09 = 3,485.42/x
  3. Step 3: Cross multiply
    11,808.27x = 17,707.09 × 3,485.42
  4. Step 4: Simplify right side
    11,808.27x = 61,716,645.63
  5. Step 5: Solve for x
    x = 61,716,645.63/11,808.27
  6. Step 6: Final answer
    x = 5,226.56

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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.