Home / 3,276.99-4,915.44-1,327.86

Finding the Fourth Proportional to 3,276.99, 4,915.44 and 1,327.86

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Solution

The fourth proportional to 3,276.99, 4,915.44 and 1,327.86 is: 1,991.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.99 : 4,915.44 = 1,327.86 : x
  2. Step 2: Convert to fraction form
    3,276.99/4,915.44 = 1,327.86/x
  3. Step 3: Cross multiply
    3,276.99x = 4,915.44 × 1,327.86
  4. Step 4: Simplify right side
    3,276.99x = 6,527,016.16
  5. Step 5: Solve for x
    x = 6,527,016.16/3,276.99
  6. Step 6: Final answer
    x = 1,991.77

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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.