Home / 3,863.17-5,327.16-3,305.49

Finding the Fourth Proportional to 3,863.17, 5,327.16 and 3,305.49

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Solution

The fourth proportional to 3,863.17, 5,327.16 and 3,305.49 is: 4,558.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.17 : 5,327.16 = 3,305.49 : x
  2. Step 2: Convert to fraction form
    3,863.17/5,327.16 = 3,305.49/x
  3. Step 3: Cross multiply
    3,863.17x = 5,327.16 × 3,305.49
  4. Step 4: Simplify right side
    3,863.17x = 17,608,874.11
  5. Step 5: Solve for x
    x = 17,608,874.11/3,863.17
  6. Step 6: Final answer
    x = 4,558.14

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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.