Home / 10,992.16-16,489.00-4,418.35

Finding the Fourth Proportional to 10,992.16, 16,489.00 and 4,418.35

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Solution

The fourth proportional to 10,992.16, 16,489.00 and 4,418.35 is: 6,627.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992.16 : 16,489.00 = 4,418.35 : x
  2. Step 2: Convert to fraction form
    10,992.16/16,489.00 = 4,418.35/x
  3. Step 3: Cross multiply
    10,992.16x = 16,489.00 × 4,418.35
  4. Step 4: Simplify right side
    10,992.16x = 72,854,137.45
  5. Step 5: Solve for x
    x = 72,854,137.45/10,992.16
  6. Step 6: Final answer
    x = 6,627.83

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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.