Home / 10,977.63-16,466.42-3,186.44

Finding the Fourth Proportional to 10,977.63, 16,466.42 and 3,186.44

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Solution

The fourth proportional to 10,977.63, 16,466.42 and 3,186.44 is: 4,779.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,977.63 : 16,466.42 = 3,186.44 : x
  2. Step 2: Convert to fraction form
    10,977.63/16,466.42 = 3,186.44/x
  3. Step 3: Cross multiply
    10,977.63x = 16,466.42 × 3,186.44
  4. Step 4: Simplify right side
    10,977.63x = 52,469,246.73
  5. Step 5: Solve for x
    x = 52,469,246.73/10,977.63
  6. Step 6: Final answer
    x = 4,779.65

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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.