Home / 5,976.17-8,961.21-3,166.55

Finding the Fourth Proportional to 5,976.17, 8,961.21 and 3,166.55

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Solution

The fourth proportional to 5,976.17, 8,961.21 and 3,166.55 is: 4,748.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,976.17 : 8,961.21 = 3,166.55 : x
  2. Step 2: Convert to fraction form
    5,976.17/8,961.21 = 3,166.55/x
  3. Step 3: Cross multiply
    5,976.17x = 8,961.21 × 3,166.55
  4. Step 4: Simplify right side
    5,976.17x = 28,376,074.72
  5. Step 5: Solve for x
    x = 28,376,074.72/5,976.17
  6. Step 6: Final answer
    x = 4,748.21

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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.