Home / 5,835.88-8,749.20-2,912.68

Finding the Fourth Proportional to 5,835.88, 8,749.20 and 2,912.68

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Solution

The fourth proportional to 5,835.88, 8,749.20 and 2,912.68 is: 4,366.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,835.88 : 8,749.20 = 2,912.68 : x
  2. Step 2: Convert to fraction form
    5,835.88/8,749.20 = 2,912.68/x
  3. Step 3: Cross multiply
    5,835.88x = 8,749.20 × 2,912.68
  4. Step 4: Simplify right side
    5,835.88x = 25,483,619.86
  5. Step 5: Solve for x
    x = 25,483,619.86/5,835.88
  6. Step 6: Final answer
    x = 4,366.71

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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.