Home / 3,433.85-4,738.05-2,175.11

Finding the Fourth Proportional to 3,433.85, 4,738.05 and 2,175.11

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Solution

The fourth proportional to 3,433.85, 4,738.05 and 2,175.11 is: 3,001.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.85 : 4,738.05 = 2,175.11 : x
  2. Step 2: Convert to fraction form
    3,433.85/4,738.05 = 2,175.11/x
  3. Step 3: Cross multiply
    3,433.85x = 4,738.05 × 2,175.11
  4. Step 4: Simplify right side
    3,433.85x = 10,305,779.94
  5. Step 5: Solve for x
    x = 10,305,779.94/3,433.85
  6. Step 6: Final answer
    x = 3,001.23

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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.