Home / 11,600.89-17,401.60-2,835.88

Finding the Fourth Proportional to 11,600.89, 17,401.60 and 2,835.88

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Solution

The fourth proportional to 11,600.89, 17,401.60 and 2,835.88 is: 4,253.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,600.89 : 17,401.60 = 2,835.88 : x
  2. Step 2: Convert to fraction form
    11,600.89/17,401.60 = 2,835.88/x
  3. Step 3: Cross multiply
    11,600.89x = 17,401.60 × 2,835.88
  4. Step 4: Simplify right side
    11,600.89x = 49,348,809.45
  5. Step 5: Solve for x
    x = 49,348,809.45/11,600.89
  6. Step 6: Final answer
    x = 4,253.88

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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.