Home / 2,175.58-3,000.94-1,607.83

Finding the Fourth Proportional to 2,175.58, 3,000.94 and 1,607.83

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Solution

The fourth proportional to 2,175.58, 3,000.94 and 1,607.83 is: 2,217.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175.58 : 3,000.94 = 1,607.83 : x
  2. Step 2: Convert to fraction form
    2,175.58/3,000.94 = 1,607.83/x
  3. Step 3: Cross multiply
    2,175.58x = 3,000.94 × 1,607.83
  4. Step 4: Simplify right side
    2,175.58x = 4,824,991.80
  5. Step 5: Solve for x
    x = 4,824,991.80/2,175.58
  6. Step 6: Final answer
    x = 2,217.80

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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.