Home / 3,777.32-5,660.20-1,584.85

Finding the Fourth Proportional to 3,777.32, 5,660.20 and 1,584.85

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Solution

The fourth proportional to 3,777.32, 5,660.20 and 1,584.85 is: 2,374.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.32 : 5,660.20 = 1,584.85 : x
  2. Step 2: Convert to fraction form
    3,777.32/5,660.20 = 1,584.85/x
  3. Step 3: Cross multiply
    3,777.32x = 5,660.20 × 1,584.85
  4. Step 4: Simplify right side
    3,777.32x = 8,970,570.87
  5. Step 5: Solve for x
    x = 8,970,570.87/3,777.32
  6. Step 6: Final answer
    x = 2,374.85

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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.