Home / 2,491.75-3,438.62-1,444.02

Finding the Fourth Proportional to 2,491.75, 3,438.62 and 1,444.02

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Solution

The fourth proportional to 2,491.75, 3,438.62 and 1,444.02 is: 1,992.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491.75 : 3,438.62 = 1,444.02 : x
  2. Step 2: Convert to fraction form
    2,491.75/3,438.62 = 1,444.02/x
  3. Step 3: Cross multiply
    2,491.75x = 3,438.62 × 1,444.02
  4. Step 4: Simplify right side
    2,491.75x = 4,965,436.05
  5. Step 5: Solve for x
    x = 4,965,436.05/2,491.75
  6. Step 6: Final answer
    x = 1,992.75

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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.