Home / 8,114.34-12,167.22-3,835.56

Finding the Fourth Proportional to 8,114.34, 12,167.22 and 3,835.56

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Solution

The fourth proportional to 8,114.34, 12,167.22 and 3,835.56 is: 5,751.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,114.34 : 12,167.22 = 3,835.56 : x
  2. Step 2: Convert to fraction form
    8,114.34/12,167.22 = 3,835.56/x
  3. Step 3: Cross multiply
    8,114.34x = 12,167.22 × 3,835.56
  4. Step 4: Simplify right side
    8,114.34x = 46,668,102.34
  5. Step 5: Solve for x
    x = 46,668,102.34/8,114.34
  6. Step 6: Final answer
    x = 5,751.31

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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.