Home / 3,668.12-5,061.03-2,176.37

Finding the Fourth Proportional to 3,668.12, 5,061.03 and 2,176.37

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Solution

The fourth proportional to 3,668.12, 5,061.03 and 2,176.37 is: 3,002.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668.12 : 5,061.03 = 2,176.37 : x
  2. Step 2: Convert to fraction form
    3,668.12/5,061.03 = 2,176.37/x
  3. Step 3: Cross multiply
    3,668.12x = 5,061.03 × 2,176.37
  4. Step 4: Simplify right side
    3,668.12x = 11,014,648.56
  5. Step 5: Solve for x
    x = 11,014,648.56/3,668.12
  6. Step 6: Final answer
    x = 3,002.81

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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.