Home / 1,771.94-2,441.68-1,371.16

Finding the Fourth Proportional to 1,771.94, 2,441.68 and 1,371.16

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Solution

The fourth proportional to 1,771.94, 2,441.68 and 1,371.16 is: 1,889.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771.94 : 2,441.68 = 1,371.16 : x
  2. Step 2: Convert to fraction form
    1,771.94/2,441.68 = 1,371.16/x
  3. Step 3: Cross multiply
    1,771.94x = 2,441.68 × 1,371.16
  4. Step 4: Simplify right side
    1,771.94x = 3,347,933.95
  5. Step 5: Solve for x
    x = 3,347,933.95/1,771.94
  6. Step 6: Final answer
    x = 1,889.42

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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.