Home / 1,614.22-2,227.68-1,142.96

Finding the Fourth Proportional to 1,614.22, 2,227.68 and 1,142.96

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Solution

The fourth proportional to 1,614.22, 2,227.68 and 1,142.96 is: 1,577.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614.22 : 2,227.68 = 1,142.96 : x
  2. Step 2: Convert to fraction form
    1,614.22/2,227.68 = 1,142.96/x
  3. Step 3: Cross multiply
    1,614.22x = 2,227.68 × 1,142.96
  4. Step 4: Simplify right side
    1,614.22x = 2,546,149.13
  5. Step 5: Solve for x
    x = 2,546,149.13/1,614.22
  6. Step 6: Final answer
    x = 1,577.32

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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.