Home / 11,784.06-17,676.09-5,540.19

Finding the Fourth Proportional to 11,784.06, 17,676.09 and 5,540.19

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Solution

The fourth proportional to 11,784.06, 17,676.09 and 5,540.19 is: 8,310.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,784.06 : 17,676.09 = 5,540.19 : x
  2. Step 2: Convert to fraction form
    11,784.06/17,676.09 = 5,540.19/x
  3. Step 3: Cross multiply
    11,784.06x = 17,676.09 × 5,540.19
  4. Step 4: Simplify right side
    11,784.06x = 97,928,897.06
  5. Step 5: Solve for x
    x = 97,928,897.06/11,784.06
  6. Step 6: Final answer
    x = 8,310.29

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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.