Home / 11,200.94-16,803.85-3,409.55

Finding the Fourth Proportional to 11,200.94, 16,803.85 and 3,409.55

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Solution

The fourth proportional to 11,200.94, 16,803.85 and 3,409.55 is: 5,115.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,200.94 : 16,803.85 = 3,409.55 : x
  2. Step 2: Convert to fraction form
    11,200.94/16,803.85 = 3,409.55/x
  3. Step 3: Cross multiply
    11,200.94x = 16,803.85 × 3,409.55
  4. Step 4: Simplify right side
    11,200.94x = 57,293,635.95
  5. Step 5: Solve for x
    x = 57,293,635.95/11,200.94
  6. Step 6: Final answer
    x = 5,115.07

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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.