Home / 3,662.28-5,053.48-2,169.85

Finding the Fourth Proportional to 3,662.28, 5,053.48 and 2,169.85

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Solution

The fourth proportional to 3,662.28, 5,053.48 and 2,169.85 is: 2,994.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,662.28 : 5,053.48 = 2,169.85 : x
  2. Step 2: Convert to fraction form
    3,662.28/5,053.48 = 2,169.85/x
  3. Step 3: Cross multiply
    3,662.28x = 5,053.48 × 2,169.85
  4. Step 4: Simplify right side
    3,662.28x = 10,965,293.58
  5. Step 5: Solve for x
    x = 10,965,293.58/3,662.28
  6. Step 6: Final answer
    x = 2,994.12

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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.