Home / 3,691.35-5,083.16-3,298.23

Finding the Fourth Proportional to 3,691.35, 5,083.16 and 3,298.23

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Solution

The fourth proportional to 3,691.35, 5,083.16 and 3,298.23 is: 4,541.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,691.35 : 5,083.16 = 3,298.23 : x
  2. Step 2: Convert to fraction form
    3,691.35/5,083.16 = 3,298.23/x
  3. Step 3: Cross multiply
    3,691.35x = 5,083.16 × 3,298.23
  4. Step 4: Simplify right side
    3,691.35x = 16,765,414.32
  5. Step 5: Solve for x
    x = 16,765,414.32/3,691.35
  6. Step 6: Final answer
    x = 4,541.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.