Home / 1,349.43-2,022.48-1,074.39

Finding the Fourth Proportional to 1,349.43, 2,022.48 and 1,074.39

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Solution

The fourth proportional to 1,349.43, 2,022.48 and 1,074.39 is: 1,610.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349.43 : 2,022.48 = 1,074.39 : x
  2. Step 2: Convert to fraction form
    1,349.43/2,022.48 = 1,074.39/x
  3. Step 3: Cross multiply
    1,349.43x = 2,022.48 × 1,074.39
  4. Step 4: Simplify right side
    1,349.43x = 2,172,932.29
  5. Step 5: Solve for x
    x = 2,172,932.29/1,349.43
  6. Step 6: Final answer
    x = 1,610.26

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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.