Home / 3,286.36-4,534.10-2,342.30

Finding the Fourth Proportional to 3,286.36, 4,534.10 and 2,342.30

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Solution

The fourth proportional to 3,286.36, 4,534.10 and 2,342.30 is: 3,231.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286.36 : 4,534.10 = 2,342.30 : x
  2. Step 2: Convert to fraction form
    3,286.36/4,534.10 = 2,342.30/x
  3. Step 3: Cross multiply
    3,286.36x = 4,534.10 × 2,342.30
  4. Step 4: Simplify right side
    3,286.36x = 10,620,222.43
  5. Step 5: Solve for x
    x = 10,620,222.43/3,286.36
  6. Step 6: Final answer
    x = 3,231.61

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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.