Home / 3,582.35-5,371.43-1,082.79

Finding the Fourth Proportional to 3,582.35, 5,371.43 and 1,082.79

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Solution

The fourth proportional to 3,582.35, 5,371.43 and 1,082.79 is: 1,623.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.35 : 5,371.43 = 1,082.79 : x
  2. Step 2: Convert to fraction form
    3,582.35/5,371.43 = 1,082.79/x
  3. Step 3: Cross multiply
    3,582.35x = 5,371.43 × 1,082.79
  4. Step 4: Simplify right side
    3,582.35x = 5,816,125.28
  5. Step 5: Solve for x
    x = 5,816,125.28/3,582.35
  6. Step 6: Final answer
    x = 1,623.55

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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.