Home / 1,434.94-2,147.01-850.27

Finding the Fourth Proportional to 1,434.94, 2,147.01 and 850.27

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Solution

The fourth proportional to 1,434.94, 2,147.01 and 850.27 is: 1,272.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434.94 : 2,147.01 = 850.27 : x
  2. Step 2: Convert to fraction form
    1,434.94/2,147.01 = 850.27/x
  3. Step 3: Cross multiply
    1,434.94x = 2,147.01 × 850.27
  4. Step 4: Simplify right side
    1,434.94x = 1,825,538.19
  5. Step 5: Solve for x
    x = 1,825,538.19/1,434.94
  6. Step 6: Final answer
    x = 1,272.21

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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.