Home / 3,863.13-5,333.19-3,022.05

Finding the Fourth Proportional to 3,863.13, 5,333.19 and 3,022.05

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Solution

The fourth proportional to 3,863.13, 5,333.19 and 3,022.05 is: 4,172.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.13 : 5,333.19 = 3,022.05 : x
  2. Step 2: Convert to fraction form
    3,863.13/5,333.19 = 3,022.05/x
  3. Step 3: Cross multiply
    3,863.13x = 5,333.19 × 3,022.05
  4. Step 4: Simplify right side
    3,863.13x = 16,117,166.84
  5. Step 5: Solve for x
    x = 16,117,166.84/3,863.13
  6. Step 6: Final answer
    x = 4,172.05

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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.