Home / 4,968.83-6,857.62-2,872.96

Finding the Fourth Proportional to 4,968.83, 6,857.62 and 2,872.96

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Solution

The fourth proportional to 4,968.83, 6,857.62 and 2,872.96 is: 3,965.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.83 : 6,857.62 = 2,872.96 : x
  2. Step 2: Convert to fraction form
    4,968.83/6,857.62 = 2,872.96/x
  3. Step 3: Cross multiply
    4,968.83x = 6,857.62 × 2,872.96
  4. Step 4: Simplify right side
    4,968.83x = 19,701,643.63
  5. Step 5: Solve for x
    x = 19,701,643.63/4,968.83
  6. Step 6: Final answer
    x = 3,965.04

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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.