Home / 2,431.44-3,645.33-1,505.58

Finding the Fourth Proportional to 2,431.44, 3,645.33 and 1,505.58

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Solution

The fourth proportional to 2,431.44, 3,645.33 and 1,505.58 is: 2,257.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431.44 : 3,645.33 = 1,505.58 : x
  2. Step 2: Convert to fraction form
    2,431.44/3,645.33 = 1,505.58/x
  3. Step 3: Cross multiply
    2,431.44x = 3,645.33 × 1,505.58
  4. Step 4: Simplify right side
    2,431.44x = 5,488,335.94
  5. Step 5: Solve for x
    x = 5,488,335.94/2,431.44
  6. Step 6: Final answer
    x = 2,257.24

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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.