Home / 11,480.75-17,224.02-3,272.75

Finding the Fourth Proportional to 11,480.75, 17,224.02 and 3,272.75

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Solution

The fourth proportional to 11,480.75, 17,224.02 and 3,272.75 is: 4,909.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,480.75 : 17,224.02 = 3,272.75 : x
  2. Step 2: Convert to fraction form
    11,480.75/17,224.02 = 3,272.75/x
  3. Step 3: Cross multiply
    11,480.75x = 17,224.02 × 3,272.75
  4. Step 4: Simplify right side
    11,480.75x = 56,369,911.46
  5. Step 5: Solve for x
    x = 56,369,911.46/11,480.75
  6. Step 6: Final answer
    x = 4,909.95

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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.