Home / 3,668.09-5,488.99-3,176.19

Finding the Fourth Proportional to 3,668.09, 5,488.99 and 3,176.19

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Solution

The fourth proportional to 3,668.09, 5,488.99 and 3,176.19 is: 4,752.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668.09 : 5,488.99 = 3,176.19 : x
  2. Step 2: Convert to fraction form
    3,668.09/5,488.99 = 3,176.19/x
  3. Step 3: Cross multiply
    3,668.09x = 5,488.99 × 3,176.19
  4. Step 4: Simplify right side
    3,668.09x = 17,434,059.27
  5. Step 5: Solve for x
    x = 17,434,059.27/3,668.09
  6. Step 6: Final answer
    x = 4,752.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.