Home / 4,372.20-6,542.90-3,582.72

Finding the Fourth Proportional to 4,372.20, 6,542.90 and 3,582.72

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Solution

The fourth proportional to 4,372.20, 6,542.90 and 3,582.72 is: 5,361.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,372.20 : 6,542.90 = 3,582.72 : x
  2. Step 2: Convert to fraction form
    4,372.20/6,542.90 = 3,582.72/x
  3. Step 3: Cross multiply
    4,372.20x = 6,542.90 × 3,582.72
  4. Step 4: Simplify right side
    4,372.20x = 23,441,378.69
  5. Step 5: Solve for x
    x = 23,441,378.69/4,372.20
  6. Step 6: Final answer
    x = 5,361.46

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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.