Home / 1,895.72-2,841.82-1,740

Finding the Fourth Proportional to 1,895.72, 2,841.82 and 1,740

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Solution

The fourth proportional to 1,895.72, 2,841.82 and 1,740 is: 2,608.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.72 : 2,841.82 = 1,740 : x
  2. Step 2: Convert to fraction form
    1,895.72/2,841.82 = 1,740/x
  3. Step 3: Cross multiply
    1,895.72x = 2,841.82 × 1,740
  4. Step 4: Simplify right side
    1,895.72x = 4,944,766.80
  5. Step 5: Solve for x
    x = 4,944,766.80/1,895.72
  6. Step 6: Final answer
    x = 2,608.38

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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.