Home / 3,322.79-4,580.44-2,732.30

Finding the Fourth Proportional to 3,322.79, 4,580.44 and 2,732.30

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Solution

The fourth proportional to 3,322.79, 4,580.44 and 2,732.30 is: 3,766.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.79 : 4,580.44 = 2,732.30 : x
  2. Step 2: Convert to fraction form
    3,322.79/4,580.44 = 2,732.30/x
  3. Step 3: Cross multiply
    3,322.79x = 4,580.44 × 2,732.30
  4. Step 4: Simplify right side
    3,322.79x = 12,515,099.65
  5. Step 5: Solve for x
    x = 12,515,099.65/3,322.79
  6. Step 6: Final answer
    x = 3,766.45

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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.