Home / 9,096.03-13,640.64-3,171.40

Finding the Fourth Proportional to 9,096.03, 13,640.64 and 3,171.40

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Solution

The fourth proportional to 9,096.03, 13,640.64 and 3,171.40 is: 4,755.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,096.03 : 13,640.64 = 3,171.40 : x
  2. Step 2: Convert to fraction form
    9,096.03/13,640.64 = 3,171.40/x
  3. Step 3: Cross multiply
    9,096.03x = 13,640.64 × 3,171.40
  4. Step 4: Simplify right side
    9,096.03x = 43,259,893.52
  5. Step 5: Solve for x
    x = 43,259,893.52/9,096.03
  6. Step 6: Final answer
    x = 4,755.91

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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.