Home / 4,531.60-6,786.45-2,577.88

Finding the Fourth Proportional to 4,531.60, 6,786.45 and 2,577.88

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Solution

The fourth proportional to 4,531.60, 6,786.45 and 2,577.88 is: 3,860.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,531.60 : 6,786.45 = 2,577.88 : x
  2. Step 2: Convert to fraction form
    4,531.60/6,786.45 = 2,577.88/x
  3. Step 3: Cross multiply
    4,531.60x = 6,786.45 × 2,577.88
  4. Step 4: Simplify right side
    4,531.60x = 17,494,653.73
  5. Step 5: Solve for x
    x = 17,494,653.73/4,531.60
  6. Step 6: Final answer
    x = 3,860.59

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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.