Home / 8,890.82-13,344.61-4,511.42

Finding the Fourth Proportional to 8,890.82, 13,344.61 and 4,511.42

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Solution

The fourth proportional to 8,890.82, 13,344.61 and 4,511.42 is: 6,771.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890.82 : 13,344.61 = 4,511.42 : x
  2. Step 2: Convert to fraction form
    8,890.82/13,344.61 = 4,511.42/x
  3. Step 3: Cross multiply
    8,890.82x = 13,344.61 × 4,511.42
  4. Step 4: Simplify right side
    8,890.82x = 60,203,151.25
  5. Step 5: Solve for x
    x = 60,203,151.25/8,890.82
  6. Step 6: Final answer
    x = 6,771.38

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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.