Home / 3,020.41-4,167.94-1,676.08

Finding the Fourth Proportional to 3,020.41, 4,167.94 and 1,676.08

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Solution

The fourth proportional to 3,020.41, 4,167.94 and 1,676.08 is: 2,312.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.41 : 4,167.94 = 1,676.08 : x
  2. Step 2: Convert to fraction form
    3,020.41/4,167.94 = 1,676.08/x
  3. Step 3: Cross multiply
    3,020.41x = 4,167.94 × 1,676.08
  4. Step 4: Simplify right side
    3,020.41x = 6,985,800.88
  5. Step 5: Solve for x
    x = 6,985,800.88/3,020.41
  6. Step 6: Final answer
    x = 2,312.87

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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.