Home / 2,196.25-3,294.37-1,025.86

Finding the Fourth Proportional to 2,196.25, 3,294.37 and 1,025.86

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Solution

The fourth proportional to 2,196.25, 3,294.37 and 1,025.86 is: 1,538.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196.25 : 3,294.37 = 1,025.86 : x
  2. Step 2: Convert to fraction form
    2,196.25/3,294.37 = 1,025.86/x
  3. Step 3: Cross multiply
    2,196.25x = 3,294.37 × 1,025.86
  4. Step 4: Simplify right side
    2,196.25x = 3,379,562.41
  5. Step 5: Solve for x
    x = 3,379,562.41/2,196.25
  6. Step 6: Final answer
    x = 1,538.79

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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.