Home / 11,336.10-17,004.30-3,940.80

Finding the Fourth Proportional to 11,336.10, 17,004.30 and 3,940.80

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Solution

The fourth proportional to 11,336.10, 17,004.30 and 3,940.80 is: 5,911.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,336.10 : 17,004.30 = 3,940.80 : x
  2. Step 2: Convert to fraction form
    11,336.10/17,004.30 = 3,940.80/x
  3. Step 3: Cross multiply
    11,336.10x = 17,004.30 × 3,940.80
  4. Step 4: Simplify right side
    11,336.10x = 67,010,595.80
  5. Step 5: Solve for x
    x = 67,010,595.80/11,336.10
  6. Step 6: Final answer
    x = 5,911.26

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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.