Home / 11,973.96-17,971.80-6,134.64

Finding the Fourth Proportional to 11,973.96, 17,971.80 and 6,134.64

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Solution

The fourth proportional to 11,973.96, 17,971.80 and 6,134.64 is: 9,207.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,973.96 : 17,971.80 = 6,134.64 : x
  2. Step 2: Convert to fraction form
    11,973.96/17,971.80 = 6,134.64/x
  3. Step 3: Cross multiply
    11,973.96x = 17,971.80 × 6,134.64
  4. Step 4: Simplify right side
    11,973.96x = 110,250,523.15
  5. Step 5: Solve for x
    x = 110,250,523.15/11,973.96
  6. Step 6: Final answer
    x = 9,207.52

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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.