Home / 3,924.42-5,418.23-2,433.92

Finding the Fourth Proportional to 3,924.42, 5,418.23 and 2,433.92

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Solution

The fourth proportional to 3,924.42, 5,418.23 and 2,433.92 is: 3,360.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.42 : 5,418.23 = 2,433.92 : x
  2. Step 2: Convert to fraction form
    3,924.42/5,418.23 = 2,433.92/x
  3. Step 3: Cross multiply
    3,924.42x = 5,418.23 × 2,433.92
  4. Step 4: Simplify right side
    3,924.42x = 13,187,538.36
  5. Step 5: Solve for x
    x = 13,187,538.36/3,924.42
  6. Step 6: Final answer
    x = 3,360.38

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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.