Home / 3,689.20-5,534.52-1,092.04

Finding the Fourth Proportional to 3,689.20, 5,534.52 and 1,092.04

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Solution

The fourth proportional to 3,689.20, 5,534.52 and 1,092.04 is: 1,638.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689.20 : 5,534.52 = 1,092.04 : x
  2. Step 2: Convert to fraction form
    3,689.20/5,534.52 = 1,092.04/x
  3. Step 3: Cross multiply
    3,689.20x = 5,534.52 × 1,092.04
  4. Step 4: Simplify right side
    3,689.20x = 6,043,917.22
  5. Step 5: Solve for x
    x = 6,043,917.22/3,689.20
  6. Step 6: Final answer
    x = 1,638.27

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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.