Home / 3,825.49-5,728.99-2,177.04

Finding the Fourth Proportional to 3,825.49, 5,728.99 and 2,177.04

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Solution

The fourth proportional to 3,825.49, 5,728.99 and 2,177.04 is: 3,260.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825.49 : 5,728.99 = 2,177.04 : x
  2. Step 2: Convert to fraction form
    3,825.49/5,728.99 = 2,177.04/x
  3. Step 3: Cross multiply
    3,825.49x = 5,728.99 × 2,177.04
  4. Step 4: Simplify right side
    3,825.49x = 12,472,240.39
  5. Step 5: Solve for x
    x = 12,472,240.39/3,825.49
  6. Step 6: Final answer
    x = 3,260.30

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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.