Home / 3,227.88-4,815.08-3,185.64

Finding the Fourth Proportional to 3,227.88, 4,815.08 and 3,185.64

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Solution

The fourth proportional to 3,227.88, 4,815.08 and 3,185.64 is: 4,752.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.88 : 4,815.08 = 3,185.64 : x
  2. Step 2: Convert to fraction form
    3,227.88/4,815.08 = 3,185.64/x
  3. Step 3: Cross multiply
    3,227.88x = 4,815.08 × 3,185.64
  4. Step 4: Simplify right side
    3,227.88x = 15,339,111.45
  5. Step 5: Solve for x
    x = 15,339,111.45/3,227.88
  6. Step 6: Final answer
    x = 4,752.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.