Home / 1,839.73-2,757.87-1,099.55

Finding the Fourth Proportional to 1,839.73, 2,757.87 and 1,099.55

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Solution

The fourth proportional to 1,839.73, 2,757.87 and 1,099.55 is: 1,648.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839.73 : 2,757.87 = 1,099.55 : x
  2. Step 2: Convert to fraction form
    1,839.73/2,757.87 = 1,099.55/x
  3. Step 3: Cross multiply
    1,839.73x = 2,757.87 × 1,099.55
  4. Step 4: Simplify right side
    1,839.73x = 3,032,396.67
  5. Step 5: Solve for x
    x = 3,032,396.67/1,839.73
  6. Step 6: Final answer
    x = 1,648.28

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1.5x scale

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.