Home / 11,201.03-16,803.98-3,409.64

Finding the Fourth Proportional to 11,201.03, 16,803.98 and 3,409.64

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Solution

The fourth proportional to 11,201.03, 16,803.98 and 3,409.64 is: 5,115.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,201.03 : 16,803.98 = 3,409.64 : x
  2. Step 2: Convert to fraction form
    11,201.03/16,803.98 = 3,409.64/x
  3. Step 3: Cross multiply
    11,201.03x = 16,803.98 × 3,409.64
  4. Step 4: Simplify right side
    11,201.03x = 57,295,522.37
  5. Step 5: Solve for x
    x = 57,295,522.37/11,201.03
  6. Step 6: Final answer
    x = 5,115.20

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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.