Home / 1,467.31-2,195.72-1,274.58

Finding the Fourth Proportional to 1,467.31, 2,195.72 and 1,274.58

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Solution

The fourth proportional to 1,467.31, 2,195.72 and 1,274.58 is: 1,907.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467.31 : 2,195.72 = 1,274.58 : x
  2. Step 2: Convert to fraction form
    1,467.31/2,195.72 = 1,274.58/x
  3. Step 3: Cross multiply
    1,467.31x = 2,195.72 × 1,274.58
  4. Step 4: Simplify right side
    1,467.31x = 2,798,608.94
  5. Step 5: Solve for x
    x = 2,798,608.94/1,467.31
  6. Step 6: Final answer
    x = 1,907.31

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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.