Home / 11,750.00-17,630.73-5,175.36

Finding the Fourth Proportional to 11,750.00, 17,630.73 and 5,175.36

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Solution

The fourth proportional to 11,750.00, 17,630.73 and 5,175.36 is: 7,765.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,750.00 : 17,630.73 = 5,175.36 : x
  2. Step 2: Convert to fraction form
    11,750.00/17,630.73 = 5,175.36/x
  3. Step 3: Cross multiply
    11,750.00x = 17,630.73 × 5,175.36
  4. Step 4: Simplify right side
    11,750.00x = 91,245,374.81
  5. Step 5: Solve for x
    x = 91,245,374.81/11,750.00
  6. Step 6: Final answer
    x = 7,765.57

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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.