Home / 3,634.39-5,447.19-1,657.31

Finding the Fourth Proportional to 3,634.39, 5,447.19 and 1,657.31

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Solution

The fourth proportional to 3,634.39, 5,447.19 and 1,657.31 is: 2,483.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.39 : 5,447.19 = 1,657.31 : x
  2. Step 2: Convert to fraction form
    3,634.39/5,447.19 = 1,657.31/x
  3. Step 3: Cross multiply
    3,634.39x = 5,447.19 × 1,657.31
  4. Step 4: Simplify right side
    3,634.39x = 9,027,705.90
  5. Step 5: Solve for x
    x = 9,027,705.90/3,634.39
  6. Step 6: Final answer
    x = 2,483.97

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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.