Home / 3,272.94-4,911.98-1,326.51

Finding the Fourth Proportional to 3,272.94, 4,911.98 and 1,326.51

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Solution

The fourth proportional to 3,272.94, 4,911.98 and 1,326.51 is: 1,990.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.94 : 4,911.98 = 1,326.51 : x
  2. Step 2: Convert to fraction form
    3,272.94/4,911.98 = 1,326.51/x
  3. Step 3: Cross multiply
    3,272.94x = 4,911.98 × 1,326.51
  4. Step 4: Simplify right side
    3,272.94x = 6,515,783.96
  5. Step 5: Solve for x
    x = 6,515,783.96/3,272.94
  6. Step 6: Final answer
    x = 1,990.80

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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.