Home / 3,558.29-5,336.96-1,092.90

Finding the Fourth Proportional to 3,558.29, 5,336.96 and 1,092.90

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Solution

The fourth proportional to 3,558.29, 5,336.96 and 1,092.90 is: 1,639.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.29 : 5,336.96 = 1,092.90 : x
  2. Step 2: Convert to fraction form
    3,558.29/5,336.96 = 1,092.90/x
  3. Step 3: Cross multiply
    3,558.29x = 5,336.96 × 1,092.90
  4. Step 4: Simplify right side
    3,558.29x = 5,832,763.58
  5. Step 5: Solve for x
    x = 5,832,763.58/3,558.29
  6. Step 6: Final answer
    x = 1,639.20

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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.