Home / 4,067.16-5,614.68-3,156.64

Finding the Fourth Proportional to 4,067.16, 5,614.68 and 3,156.64

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Solution

The fourth proportional to 4,067.16, 5,614.68 and 3,156.64 is: 4,357.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,067.16 : 5,614.68 = 3,156.64 : x
  2. Step 2: Convert to fraction form
    4,067.16/5,614.68 = 3,156.64/x
  3. Step 3: Cross multiply
    4,067.16x = 5,614.68 × 3,156.64
  4. Step 4: Simplify right side
    4,067.16x = 17,723,507.69
  5. Step 5: Solve for x
    x = 17,723,507.69/4,067.16
  6. Step 6: Final answer
    x = 4,357.72

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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.