Home / 3,689.83-5,535.56-1,092.97

Finding the Fourth Proportional to 3,689.83, 5,535.56 and 1,092.97

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Solution

The fourth proportional to 3,689.83, 5,535.56 and 1,092.97 is: 1,639.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689.83 : 5,535.56 = 1,092.97 : x
  2. Step 2: Convert to fraction form
    3,689.83/5,535.56 = 1,092.97/x
  3. Step 3: Cross multiply
    3,689.83x = 5,535.56 × 1,092.97
  4. Step 4: Simplify right side
    3,689.83x = 6,050,195.55
  5. Step 5: Solve for x
    x = 6,050,195.55/3,689.83
  6. Step 6: Final answer
    x = 1,639.69

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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.