Home / 3,020.27-4,168.05-1,694.01

Finding the Fourth Proportional to 3,020.27, 4,168.05 and 1,694.01

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Solution

The fourth proportional to 3,020.27, 4,168.05 and 1,694.01 is: 2,337.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.27 : 4,168.05 = 1,694.01 : x
  2. Step 2: Convert to fraction form
    3,020.27/4,168.05 = 1,694.01/x
  3. Step 3: Cross multiply
    3,020.27x = 4,168.05 × 1,694.01
  4. Step 4: Simplify right side
    3,020.27x = 7,060,718.38
  5. Step 5: Solve for x
    x = 7,060,718.38/3,020.27
  6. Step 6: Final answer
    x = 2,337.78

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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.