Home / 11,322.89-16,984.43-3,002.79

Finding the Fourth Proportional to 11,322.89, 16,984.43 and 3,002.79

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Solution

The fourth proportional to 11,322.89, 16,984.43 and 3,002.79 is: 4,504.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,322.89 : 16,984.43 = 3,002.79 : x
  2. Step 2: Convert to fraction form
    11,322.89/16,984.43 = 3,002.79/x
  3. Step 3: Cross multiply
    11,322.89x = 16,984.43 × 3,002.79
  4. Step 4: Simplify right side
    11,322.89x = 51,000,676.56
  5. Step 5: Solve for x
    x = 51,000,676.56/11,322.89
  6. Step 6: Final answer
    x = 4,504.21

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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.