Home / 3,223.48-4,830.66-1,372.73

Finding the Fourth Proportional to 3,223.48, 4,830.66 and 1,372.73

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Solution

The fourth proportional to 3,223.48, 4,830.66 and 1,372.73 is: 2,057.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.48 : 4,830.66 = 1,372.73 : x
  2. Step 2: Convert to fraction form
    3,223.48/4,830.66 = 1,372.73/x
  3. Step 3: Cross multiply
    3,223.48x = 4,830.66 × 1,372.73
  4. Step 4: Simplify right side
    3,223.48x = 6,631,185.04
  5. Step 5: Solve for x
    x = 6,631,185.04/3,223.48
  6. Step 6: Final answer
    x = 2,057.15

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1.5x scale

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.