Home / 4,968.88-6,857.20-2,730.82

Finding the Fourth Proportional to 4,968.88, 6,857.20 and 2,730.82

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Solution

The fourth proportional to 4,968.88, 6,857.20 and 2,730.82 is: 3,768.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.88 : 6,857.20 = 2,730.82 : x
  2. Step 2: Convert to fraction form
    4,968.88/6,857.20 = 2,730.82/x
  3. Step 3: Cross multiply
    4,968.88x = 6,857.20 × 2,730.82
  4. Step 4: Simplify right side
    4,968.88x = 18,725,778.90
  5. Step 5: Solve for x
    x = 18,725,778.90/4,968.88
  6. Step 6: Final answer
    x = 3,768.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.