Home / 10,936.70-16,409.10-4,367.60

Finding the Fourth Proportional to 10,936.70, 16,409.10 and 4,367.60

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Solution

The fourth proportional to 10,936.70, 16,409.10 and 4,367.60 is: 6,553.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936.70 : 16,409.10 = 4,367.60 : x
  2. Step 2: Convert to fraction form
    10,936.70/16,409.10 = 4,367.60/x
  3. Step 3: Cross multiply
    10,936.70x = 16,409.10 × 4,367.60
  4. Step 4: Simplify right side
    10,936.70x = 71,668,385.16
  5. Step 5: Solve for x
    x = 71,668,385.16/10,936.70
  6. Step 6: Final answer
    x = 6,553.02

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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.