Home / 3,681.45-5,514.08-3,393.37

Finding the Fourth Proportional to 3,681.45, 5,514.08 and 3,393.37

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Solution

The fourth proportional to 3,681.45, 5,514.08 and 3,393.37 is: 5,082.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681.45 : 5,514.08 = 3,393.37 : x
  2. Step 2: Convert to fraction form
    3,681.45/5,514.08 = 3,393.37/x
  3. Step 3: Cross multiply
    3,681.45x = 5,514.08 × 3,393.37
  4. Step 4: Simplify right side
    3,681.45x = 18,711,313.65
  5. Step 5: Solve for x
    x = 18,711,313.65/3,681.45
  6. Step 6: Final answer
    x = 5,082.59

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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.