Home / 3,539.05-5,308.37-1,691.44

Finding the Fourth Proportional to 3,539.05, 5,308.37 and 1,691.44

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Solution

The fourth proportional to 3,539.05, 5,308.37 and 1,691.44 is: 2,537.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.05 : 5,308.37 = 1,691.44 : x
  2. Step 2: Convert to fraction form
    3,539.05/5,308.37 = 1,691.44/x
  3. Step 3: Cross multiply
    3,539.05x = 5,308.37 × 1,691.44
  4. Step 4: Simplify right side
    3,539.05x = 8,978,754.35
  5. Step 5: Solve for x
    x = 8,978,754.35/3,539.05
  6. Step 6: Final answer
    x = 2,537.06

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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.