Home / 3,668.07-5,062.67-2,176.81

Finding the Fourth Proportional to 3,668.07, 5,062.67 and 2,176.81

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Solution

The fourth proportional to 3,668.07, 5,062.67 and 2,176.81 is: 3,004.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668.07 : 5,062.67 = 2,176.81 : x
  2. Step 2: Convert to fraction form
    3,668.07/5,062.67 = 2,176.81/x
  3. Step 3: Cross multiply
    3,668.07x = 5,062.67 × 2,176.81
  4. Step 4: Simplify right side
    3,668.07x = 11,020,470.68
  5. Step 5: Solve for x
    x = 11,020,470.68/3,668.07
  6. Step 6: Final answer
    x = 3,004.43

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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.