Home / 3,679.23-5,519.76-1,082.18

Finding the Fourth Proportional to 3,679.23, 5,519.76 and 1,082.18

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Solution

The fourth proportional to 3,679.23, 5,519.76 and 1,082.18 is: 1,623.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679.23 : 5,519.76 = 1,082.18 : x
  2. Step 2: Convert to fraction form
    3,679.23/5,519.76 = 1,082.18/x
  3. Step 3: Cross multiply
    3,679.23x = 5,519.76 × 1,082.18
  4. Step 4: Simplify right side
    3,679.23x = 5,973,346.28
  5. Step 5: Solve for x
    x = 5,973,346.28/3,679.23
  6. Step 6: Final answer
    x = 1,623.53

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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.