Home / 3,743.80-5,166.36-2,065.36

Finding the Fourth Proportional to 3,743.80, 5,166.36 and 2,065.36

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Solution

The fourth proportional to 3,743.80, 5,166.36 and 2,065.36 is: 2,850.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.80 : 5,166.36 = 2,065.36 : x
  2. Step 2: Convert to fraction form
    3,743.80/5,166.36 = 2,065.36/x
  3. Step 3: Cross multiply
    3,743.80x = 5,166.36 × 2,065.36
  4. Step 4: Simplify right side
    3,743.80x = 10,670,367.46
  5. Step 5: Solve for x
    x = 10,670,367.46/3,743.80
  6. Step 6: Final answer
    x = 2,850.15

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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.