Home / 7,835.35-11,749.57-3,676.81

Finding the Fourth Proportional to 7,835.35, 11,749.57 and 3,676.81

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Solution

The fourth proportional to 7,835.35, 11,749.57 and 3,676.81 is: 5,513.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.35 : 11,749.57 = 3,676.81 : x
  2. Step 2: Convert to fraction form
    7,835.35/11,749.57 = 3,676.81/x
  3. Step 3: Cross multiply
    7,835.35x = 11,749.57 × 3,676.81
  4. Step 4: Simplify right side
    7,835.35x = 43,200,936.47
  5. Step 5: Solve for x
    x = 43,200,936.47/7,835.35
  6. Step 6: Final answer
    x = 5,513.59

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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.