Home / 3,682.08-5,523.28-1,085.04

Finding the Fourth Proportional to 3,682.08, 5,523.28 and 1,085.04

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Solution

The fourth proportional to 3,682.08, 5,523.28 and 1,085.04 is: 1,627.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.08 : 5,523.28 = 1,085.04 : x
  2. Step 2: Convert to fraction form
    3,682.08/5,523.28 = 1,085.04/x
  3. Step 3: Cross multiply
    3,682.08x = 5,523.28 × 1,085.04
  4. Step 4: Simplify right side
    3,682.08x = 5,992,979.73
  5. Step 5: Solve for x
    x = 5,992,979.73/3,682.08
  6. Step 6: Final answer
    x = 1,627.61

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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.