Home / 3,705.97-5,565.32-3,290.44

Finding the Fourth Proportional to 3,705.97, 5,565.32 and 3,290.44

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Solution

The fourth proportional to 3,705.97, 5,565.32 and 3,290.44 is: 4,941.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705.97 : 5,565.32 = 3,290.44 : x
  2. Step 2: Convert to fraction form
    3,705.97/5,565.32 = 3,290.44/x
  3. Step 3: Cross multiply
    3,705.97x = 5,565.32 × 3,290.44
  4. Step 4: Simplify right side
    3,705.97x = 18,312,335.09
  5. Step 5: Solve for x
    x = 18,312,335.09/3,705.97
  6. Step 6: Final answer
    x = 4,941.31

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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.