Home / 3,689.82-5,534.73-1,092.69

Finding the Fourth Proportional to 3,689.82, 5,534.73 and 1,092.69

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Solution

The fourth proportional to 3,689.82, 5,534.73 and 1,092.69 is: 1,639.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689.82 : 5,534.73 = 1,092.69 : x
  2. Step 2: Convert to fraction form
    3,689.82/5,534.73 = 1,092.69/x
  3. Step 3: Cross multiply
    3,689.82x = 5,534.73 × 1,092.69
  4. Step 4: Simplify right side
    3,689.82x = 6,047,744.12
  5. Step 5: Solve for x
    x = 6,047,744.12/3,689.82
  6. Step 6: Final answer
    x = 1,639.04

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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.