Home / 3,553.88-4,904.44-1,982.10

Finding the Fourth Proportional to 3,553.88, 4,904.44 and 1,982.10

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Solution

The fourth proportional to 3,553.88, 4,904.44 and 1,982.10 is: 2,735.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.88 : 4,904.44 = 1,982.10 : x
  2. Step 2: Convert to fraction form
    3,553.88/4,904.44 = 1,982.10/x
  3. Step 3: Cross multiply
    3,553.88x = 4,904.44 × 1,982.10
  4. Step 4: Simplify right side
    3,553.88x = 9,721,090.52
  5. Step 5: Solve for x
    x = 9,721,090.52/3,553.88
  6. Step 6: Final answer
    x = 2,735.35

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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.