Home / 11,741.09-17,614.40-3,421.31

Finding the Fourth Proportional to 11,741.09, 17,614.40 and 3,421.31

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Solution

The fourth proportional to 11,741.09, 17,614.40 and 3,421.31 is: 5,132.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741.09 : 17,614.40 = 3,421.31 : x
  2. Step 2: Convert to fraction form
    11,741.09/17,614.40 = 3,421.31/x
  3. Step 3: Cross multiply
    11,741.09x = 17,614.40 × 3,421.31
  4. Step 4: Simplify right side
    11,741.09x = 60,264,217.69
  5. Step 5: Solve for x
    x = 60,264,217.69/11,741.09
  6. Step 6: Final answer
    x = 5,132.76

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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.