Home / 4,493.25-6,739.88-1,415.25

Finding the Fourth Proportional to 4,493.25, 6,739.88 and 1,415.25

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Solution

The fourth proportional to 4,493.25, 6,739.88 and 1,415.25 is: 2,122.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,493.25 : 6,739.88 = 1,415.25 : x
  2. Step 2: Convert to fraction form
    4,493.25/6,739.88 = 1,415.25/x
  3. Step 3: Cross multiply
    4,493.25x = 6,739.88 × 1,415.25
  4. Step 4: Simplify right side
    4,493.25x = 9,538,608.09
  5. Step 5: Solve for x
    x = 9,538,608.09/4,493.25
  6. Step 6: Final answer
    x = 2,122.88

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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.