Home / 4,584.45-6,872.68-1,660.75

Finding the Fourth Proportional to 4,584.45, 6,872.68 and 1,660.75

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Solution

The fourth proportional to 4,584.45, 6,872.68 and 1,660.75 is: 2,489.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,584.45 : 6,872.68 = 1,660.75 : x
  2. Step 2: Convert to fraction form
    4,584.45/6,872.68 = 1,660.75/x
  3. Step 3: Cross multiply
    4,584.45x = 6,872.68 × 1,660.75
  4. Step 4: Simplify right side
    4,584.45x = 11,413,803.31
  5. Step 5: Solve for x
    x = 11,413,803.31/4,584.45
  6. Step 6: Final answer
    x = 2,489.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.