Home / 11,745.52-17,615.40-3,954.16

Finding the Fourth Proportional to 11,745.52, 17,615.40 and 3,954.16

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Solution

The fourth proportional to 11,745.52, 17,615.40 and 3,954.16 is: 5,930.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,745.52 : 17,615.40 = 3,954.16 : x
  2. Step 2: Convert to fraction form
    11,745.52/17,615.40 = 3,954.16/x
  3. Step 3: Cross multiply
    11,745.52x = 17,615.40 × 3,954.16
  4. Step 4: Simplify right side
    11,745.52x = 69,654,110.06
  5. Step 5: Solve for x
    x = 69,654,110.06/11,745.52
  6. Step 6: Final answer
    x = 5,930.27

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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.