Home / 3,763.30-5,193.40-2,169.92

Finding the Fourth Proportional to 3,763.30, 5,193.40 and 2,169.92

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Solution

The fourth proportional to 3,763.30, 5,193.40 and 2,169.92 is: 2,994.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,763.30 : 5,193.40 = 2,169.92 : x
  2. Step 2: Convert to fraction form
    3,763.30/5,193.40 = 2,169.92/x
  3. Step 3: Cross multiply
    3,763.30x = 5,193.40 × 2,169.92
  4. Step 4: Simplify right side
    3,763.30x = 11,269,236.56
  5. Step 5: Solve for x
    x = 11,269,236.56/3,763.30
  6. Step 6: Final answer
    x = 2,994.51

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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.