Home / 3,020.30-4,168.25-1,676.04

Finding the Fourth Proportional to 3,020.30, 4,168.25 and 1,676.04

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Solution

The fourth proportional to 3,020.30, 4,168.25 and 1,676.04 is: 2,313.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.30 : 4,168.25 = 1,676.04 : x
  2. Step 2: Convert to fraction form
    3,020.30/4,168.25 = 1,676.04/x
  3. Step 3: Cross multiply
    3,020.30x = 4,168.25 × 1,676.04
  4. Step 4: Simplify right side
    3,020.30x = 6,986,164.16
  5. Step 5: Solve for x
    x = 6,986,164.16/3,020.30
  6. Step 6: Final answer
    x = 2,313.07

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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.