Home / 5,119.56-7,067.58-3,353.88

Finding the Fourth Proportional to 5,119.56, 7,067.58 and 3,353.88

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Solution

The fourth proportional to 5,119.56, 7,067.58 and 3,353.88 is: 4,630.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,119.56 : 7,067.58 = 3,353.88 : x
  2. Step 2: Convert to fraction form
    5,119.56/7,067.58 = 3,353.88/x
  3. Step 3: Cross multiply
    5,119.56x = 7,067.58 × 3,353.88
  4. Step 4: Simplify right side
    5,119.56x = 23,703,815.21
  5. Step 5: Solve for x
    x = 23,703,815.21/5,119.56
  6. Step 6: Final answer
    x = 4,630.05

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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.