Home / 3,660.83-5,051.97-2,169.49

Finding the Fourth Proportional to 3,660.83, 5,051.97 and 2,169.49

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Solution

The fourth proportional to 3,660.83, 5,051.97 and 2,169.49 is: 2,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660.83 : 5,051.97 = 2,169.49 : x
  2. Step 2: Convert to fraction form
    3,660.83/5,051.97 = 2,169.49/x
  3. Step 3: Cross multiply
    3,660.83x = 5,051.97 × 2,169.49
  4. Step 4: Simplify right side
    3,660.83x = 10,960,182.81
  5. Step 5: Solve for x
    x = 10,960,182.81/3,660.83
  6. Step 6: Final answer
    x = 2,993.90

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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.