Home / 11,577.57-17,369.09-4,080.00

Finding the Fourth Proportional to 11,577.57, 17,369.09 and 4,080.00

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Solution

The fourth proportional to 11,577.57, 17,369.09 and 4,080.00 is: 6,120.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,577.57 : 17,369.09 = 4,080.00 : x
  2. Step 2: Convert to fraction form
    11,577.57/17,369.09 = 4,080.00/x
  3. Step 3: Cross multiply
    11,577.57x = 17,369.09 × 4,080.00
  4. Step 4: Simplify right side
    11,577.57x = 70,865,910.22
  5. Step 5: Solve for x
    x = 70,865,910.22/11,577.57
  6. Step 6: Final answer
    x = 6,120.97

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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.