Home / 10,751.37-16,120.90-4,169.87

Finding the Fourth Proportional to 10,751.37, 16,120.90 and 4,169.87

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Solution

The fourth proportional to 10,751.37, 16,120.90 and 4,169.87 is: 6,252.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,751.37 : 16,120.90 = 4,169.87 : x
  2. Step 2: Convert to fraction form
    10,751.37/16,120.90 = 4,169.87/x
  3. Step 3: Cross multiply
    10,751.37x = 16,120.90 × 4,169.87
  4. Step 4: Simplify right side
    10,751.37x = 67,222,042.34
  5. Step 5: Solve for x
    x = 67,222,042.34/10,751.37
  6. Step 6: Final answer
    x = 6,252.42

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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.