Home / 11,580.36-17,370.54-3,260.38

Finding the Fourth Proportional to 11,580.36, 17,370.54 and 3,260.38

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Solution

The fourth proportional to 11,580.36, 17,370.54 and 3,260.38 is: 4,890.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,580.36 : 17,370.54 = 3,260.38 : x
  2. Step 2: Convert to fraction form
    11,580.36/17,370.54 = 3,260.38/x
  3. Step 3: Cross multiply
    11,580.36x = 17,370.54 × 3,260.38
  4. Step 4: Simplify right side
    11,580.36x = 56,634,474.35
  5. Step 5: Solve for x
    x = 56,634,474.35/11,580.36
  6. Step 6: Final answer
    x = 4,890.56

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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.