Home / 3,553.88-4,904.55-1,982.48

Finding the Fourth Proportional to 3,553.88, 4,904.55 and 1,982.48

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Solution

The fourth proportional to 3,553.88, 4,904.55 and 1,982.48 is: 2,735.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.88 : 4,904.55 = 1,982.48 : x
  2. Step 2: Convert to fraction form
    3,553.88/4,904.55 = 1,982.48/x
  3. Step 3: Cross multiply
    3,553.88x = 4,904.55 × 1,982.48
  4. Step 4: Simplify right side
    3,553.88x = 9,723,147.76
  5. Step 5: Solve for x
    x = 9,723,147.76/3,553.88
  6. Step 6: Final answer
    x = 2,735.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.