Home / 3,668.19-5,502.83-1,328.37

Finding the Fourth Proportional to 3,668.19, 5,502.83 and 1,328.37

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Solution

The fourth proportional to 3,668.19, 5,502.83 and 1,328.37 is: 1,992.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668.19 : 5,502.83 = 1,328.37 : x
  2. Step 2: Convert to fraction form
    3,668.19/5,502.83 = 1,328.37/x
  3. Step 3: Cross multiply
    3,668.19x = 5,502.83 × 1,328.37
  4. Step 4: Simplify right side
    3,668.19x = 7,309,794.29
  5. Step 5: Solve for x
    x = 7,309,794.29/3,668.19
  6. Step 6: Final answer
    x = 1,992.75

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1.5x scale

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.