Home / 1,082.46-1,623.52-351.93

Finding the Fourth Proportional to 1,082.46, 1,623.52 and 351.93

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Solution

The fourth proportional to 1,082.46, 1,623.52 and 351.93 is: 527.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082.46 : 1,623.52 = 351.93 : x
  2. Step 2: Convert to fraction form
    1,082.46/1,623.52 = 351.93/x
  3. Step 3: Cross multiply
    1,082.46x = 1,623.52 × 351.93
  4. Step 4: Simplify right side
    1,082.46x = 571,365.39
  5. Step 5: Solve for x
    x = 571,365.39/1,082.46
  6. Step 6: Final answer
    x = 527.84

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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.