Home / 3,494.28-4,822.26-1,922.43

Finding the Fourth Proportional to 3,494.28, 4,822.26 and 1,922.43

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Solution

The fourth proportional to 3,494.28, 4,822.26 and 1,922.43 is: 2,653.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.28 : 4,822.26 = 1,922.43 : x
  2. Step 2: Convert to fraction form
    3,494.28/4,822.26 = 1,922.43/x
  3. Step 3: Cross multiply
    3,494.28x = 4,822.26 × 1,922.43
  4. Step 4: Simplify right side
    3,494.28x = 9,270,457.29
  5. Step 5: Solve for x
    x = 9,270,457.29/3,494.28
  6. Step 6: Final answer
    x = 2,653.04

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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.