Home / 1,850.54-2,774.43-1,119.95

Finding the Fourth Proportional to 1,850.54, 2,774.43 and 1,119.95

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Solution

The fourth proportional to 1,850.54, 2,774.43 and 1,119.95 is: 1,679.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.54 : 2,774.43 = 1,119.95 : x
  2. Step 2: Convert to fraction form
    1,850.54/2,774.43 = 1,119.95/x
  3. Step 3: Cross multiply
    1,850.54x = 2,774.43 × 1,119.95
  4. Step 4: Simplify right side
    1,850.54x = 3,107,209.01
  5. Step 5: Solve for x
    x = 3,107,209.01/1,850.54
  6. Step 6: Final answer
    x = 1,679.09

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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.