Home / 11,080.10-16,620.28-3,481.50

Finding the Fourth Proportional to 11,080.10, 16,620.28 and 3,481.50

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Solution

The fourth proportional to 11,080.10, 16,620.28 and 3,481.50 is: 5,222.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,080.10 : 16,620.28 = 3,481.50 : x
  2. Step 2: Convert to fraction form
    11,080.10/16,620.28 = 3,481.50/x
  3. Step 3: Cross multiply
    11,080.10x = 16,620.28 × 3,481.50
  4. Step 4: Simplify right side
    11,080.10x = 57,863,504.82
  5. Step 5: Solve for x
    x = 57,863,504.82/11,080.10
  6. Step 6: Final answer
    x = 5,222.29

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1.5x scale

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.