Home / 11,148.82-16,723.22-2,829.46

Finding the Fourth Proportional to 11,148.82, 16,723.22 and 2,829.46

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Solution

The fourth proportional to 11,148.82, 16,723.22 and 2,829.46 is: 4,244.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,148.82 : 16,723.22 = 2,829.46 : x
  2. Step 2: Convert to fraction form
    11,148.82/16,723.22 = 2,829.46/x
  3. Step 3: Cross multiply
    11,148.82x = 16,723.22 × 2,829.46
  4. Step 4: Simplify right side
    11,148.82x = 47,317,682.06
  5. Step 5: Solve for x
    x = 47,317,682.06/11,148.82
  6. Step 6: Final answer
    x = 4,244.19

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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.