Home / 3,819.28-5,268.60-2,326.84

Finding the Fourth Proportional to 3,819.28, 5,268.60 and 2,326.84

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Solution

The fourth proportional to 3,819.28, 5,268.60 and 2,326.84 is: 3,209.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819.28 : 5,268.60 = 2,326.84 : x
  2. Step 2: Convert to fraction form
    3,819.28/5,268.60 = 2,326.84/x
  3. Step 3: Cross multiply
    3,819.28x = 5,268.60 × 2,326.84
  4. Step 4: Simplify right side
    3,819.28x = 12,259,189.22
  5. Step 5: Solve for x
    x = 12,259,189.22/3,819.28
  6. Step 6: Final answer
    x = 3,209.82

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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.