Home / 4,752.09-7,121.25-3,269.79

Finding the Fourth Proportional to 4,752.09, 7,121.25 and 3,269.79

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Solution

The fourth proportional to 4,752.09, 7,121.25 and 3,269.79 is: 4,899.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752.09 : 7,121.25 = 3,269.79 : x
  2. Step 2: Convert to fraction form
    4,752.09/7,121.25 = 3,269.79/x
  3. Step 3: Cross multiply
    4,752.09x = 7,121.25 × 3,269.79
  4. Step 4: Simplify right side
    4,752.09x = 23,284,992.04
  5. Step 5: Solve for x
    x = 23,284,992.04/4,752.09
  6. Step 6: Final answer
    x = 4,899.95

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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.