Home / 3,924.27-5,414.89-2,509.22

Finding the Fourth Proportional to 3,924.27, 5,414.89 and 2,509.22

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Solution

The fourth proportional to 3,924.27, 5,414.89 and 2,509.22 is: 3,462.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.27 : 5,414.89 = 2,509.22 : x
  2. Step 2: Convert to fraction form
    3,924.27/5,414.89 = 2,509.22/x
  3. Step 3: Cross multiply
    3,924.27x = 5,414.89 × 2,509.22
  4. Step 4: Simplify right side
    3,924.27x = 13,587,150.29
  5. Step 5: Solve for x
    x = 13,587,150.29/3,924.27
  6. Step 6: Final answer
    x = 3,462.34

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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.