Home / 4,829.78-6,664.55-2,705.02

Finding the Fourth Proportional to 4,829.78, 6,664.55 and 2,705.02

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Solution

The fourth proportional to 4,829.78, 6,664.55 and 2,705.02 is: 3,732.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,829.78 : 6,664.55 = 2,705.02 : x
  2. Step 2: Convert to fraction form
    4,829.78/6,664.55 = 2,705.02/x
  3. Step 3: Cross multiply
    4,829.78x = 6,664.55 × 2,705.02
  4. Step 4: Simplify right side
    4,829.78x = 18,027,710.85
  5. Step 5: Solve for x
    x = 18,027,710.85/4,829.78
  6. Step 6: Final answer
    x = 3,732.61

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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.