Home / 3,660.44-5,486.73-1,581.43

Finding the Fourth Proportional to 3,660.44, 5,486.73 and 1,581.43

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Solution

The fourth proportional to 3,660.44, 5,486.73 and 1,581.43 is: 2,370.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660.44 : 5,486.73 = 1,581.43 : x
  2. Step 2: Convert to fraction form
    3,660.44/5,486.73 = 1,581.43/x
  3. Step 3: Cross multiply
    3,660.44x = 5,486.73 × 1,581.43
  4. Step 4: Simplify right side
    3,660.44x = 8,676,879.42
  5. Step 5: Solve for x
    x = 8,676,879.42/3,660.44
  6. Step 6: Final answer
    x = 2,370.45

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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.