Home / 5,766.78-8,645.85-3,170.46

Finding the Fourth Proportional to 5,766.78, 8,645.85 and 3,170.46

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Solution

The fourth proportional to 5,766.78, 8,645.85 and 3,170.46 is: 4,753.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,766.78 : 8,645.85 = 3,170.46 : x
  2. Step 2: Convert to fraction form
    5,766.78/8,645.85 = 3,170.46/x
  3. Step 3: Cross multiply
    5,766.78x = 8,645.85 × 3,170.46
  4. Step 4: Simplify right side
    5,766.78x = 27,411,321.59
  5. Step 5: Solve for x
    x = 27,411,321.59/5,766.78
  6. Step 6: Final answer
    x = 4,753.31

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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.