Home / 5,766.60-8,628.09-3,427.86

Finding the Fourth Proportional to 5,766.60, 8,628.09 and 3,427.86

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Solution

The fourth proportional to 5,766.60, 8,628.09 and 3,427.86 is: 5,128.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,766.60 : 8,628.09 = 3,427.86 : x
  2. Step 2: Convert to fraction form
    5,766.60/8,628.09 = 3,427.86/x
  3. Step 3: Cross multiply
    5,766.60x = 8,628.09 × 3,427.86
  4. Step 4: Simplify right side
    5,766.60x = 29,575,884.59
  5. Step 5: Solve for x
    x = 29,575,884.59/5,766.60
  6. Step 6: Final answer
    x = 5,128.83

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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.