Home / 1,850.37-2,774.18-1,119.77

Finding the Fourth Proportional to 1,850.37, 2,774.18 and 1,119.77

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Solution

The fourth proportional to 1,850.37, 2,774.18 and 1,119.77 is: 1,678.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.37 : 2,774.18 = 1,119.77 : x
  2. Step 2: Convert to fraction form
    1,850.37/2,774.18 = 1,119.77/x
  3. Step 3: Cross multiply
    1,850.37x = 2,774.18 × 1,119.77
  4. Step 4: Simplify right side
    1,850.37x = 3,106,453.27
  5. Step 5: Solve for x
    x = 3,106,453.27/1,850.37
  6. Step 6: Final answer
    x = 1,678.83

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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.