Home / 1,435.74-2,149.43-1,067.18

Finding the Fourth Proportional to 1,435.74, 2,149.43 and 1,067.18

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Solution

The fourth proportional to 1,435.74, 2,149.43 and 1,067.18 is: 1,597.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435.74 : 2,149.43 = 1,067.18 : x
  2. Step 2: Convert to fraction form
    1,435.74/2,149.43 = 1,067.18/x
  3. Step 3: Cross multiply
    1,435.74x = 2,149.43 × 1,067.18
  4. Step 4: Simplify right side
    1,435.74x = 2,293,820.68
  5. Step 5: Solve for x
    x = 2,293,820.68/1,435.74
  6. Step 6: Final answer
    x = 1,597.66

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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.