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Finding the Fourth Proportional to 4,957.56, 6,841.48 and 2,968.20

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Solution

The fourth proportional to 4,957.56, 6,841.48 and 2,968.20 is: 4,096.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,957.56 : 6,841.48 = 2,968.20 : x
  2. Step 2: Convert to fraction form
    4,957.56/6,841.48 = 2,968.20/x
  3. Step 3: Cross multiply
    4,957.56x = 6,841.48 × 2,968.20
  4. Step 4: Simplify right side
    4,957.56x = 20,306,880.94
  5. Step 5: Solve for x
    x = 20,306,880.94/4,957.56
  6. Step 6: Final answer
    x = 4,096.14

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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.