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Finding the Fourth Proportional to 4,956.72, 6,841.28 and 2,968.44

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Solution

The fourth proportional to 4,956.72, 6,841.28 and 2,968.44 is: 4,097.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,956.72 : 6,841.28 = 2,968.44 : x
  2. Step 2: Convert to fraction form
    4,956.72/6,841.28 = 2,968.44/x
  3. Step 3: Cross multiply
    4,956.72x = 6,841.28 × 2,968.44
  4. Step 4: Simplify right side
    4,956.72x = 20,307,929.20
  5. Step 5: Solve for x
    x = 20,307,929.20/4,956.72
  6. Step 6: Final answer
    x = 4,097.05

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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.