Home / 1,082.37-1,623.94-351.95

Finding the Fourth Proportional to 1,082.37, 1,623.94 and 351.95

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Solution

The fourth proportional to 1,082.37, 1,623.94 and 351.95 is: 528.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082.37 : 1,623.94 = 351.95 : x
  2. Step 2: Convert to fraction form
    1,082.37/1,623.94 = 351.95/x
  3. Step 3: Cross multiply
    1,082.37x = 1,623.94 × 351.95
  4. Step 4: Simplify right side
    1,082.37x = 571,536.68
  5. Step 5: Solve for x
    x = 571,536.68/1,082.37
  6. Step 6: Final answer
    x = 528.04

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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.