Home / 4,872.52-6,724.08-2,883.04

Finding the Fourth Proportional to 4,872.52, 6,724.08 and 2,883.04

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Solution

The fourth proportional to 4,872.52, 6,724.08 and 2,883.04 is: 3,978.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.52 : 6,724.08 = 2,883.04 : x
  2. Step 2: Convert to fraction form
    4,872.52/6,724.08 = 2,883.04/x
  3. Step 3: Cross multiply
    4,872.52x = 6,724.08 × 2,883.04
  4. Step 4: Simplify right side
    4,872.52x = 19,385,791.60
  5. Step 5: Solve for x
    x = 19,385,791.60/4,872.52
  6. Step 6: Final answer
    x = 3,978.60

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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.