Home / 3,403.05-4,694.67-2,143.23

Finding the Fourth Proportional to 3,403.05, 4,694.67 and 2,143.23

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Solution

The fourth proportional to 3,403.05, 4,694.67 and 2,143.23 is: 2,956.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.05 : 4,694.67 = 2,143.23 : x
  2. Step 2: Convert to fraction form
    3,403.05/4,694.67 = 2,143.23/x
  3. Step 3: Cross multiply
    3,403.05x = 4,694.67 × 2,143.23
  4. Step 4: Simplify right side
    3,403.05x = 10,061,757.58
  5. Step 5: Solve for x
    x = 10,061,757.58/3,403.05
  6. Step 6: Final answer
    x = 2,956.69

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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.