Home / 3,763.25-5,193.20-2,169.86

Finding the Fourth Proportional to 3,763.25, 5,193.20 and 2,169.86

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Solution

The fourth proportional to 3,763.25, 5,193.20 and 2,169.86 is: 2,994.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,763.25 : 5,193.20 = 2,169.86 : x
  2. Step 2: Convert to fraction form
    3,763.25/5,193.20 = 2,169.86/x
  3. Step 3: Cross multiply
    3,763.25x = 5,193.20 × 2,169.86
  4. Step 4: Simplify right side
    3,763.25x = 11,268,516.95
  5. Step 5: Solve for x
    x = 11,268,516.95/3,763.25
  6. Step 6: Final answer
    x = 2,994.36

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1.5x scale

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.