Home / 3,720.96-5,582.48-3,025.92

Finding the Fourth Proportional to 3,720.96, 5,582.48 and 3,025.92

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Solution

The fourth proportional to 3,720.96, 5,582.48 and 3,025.92 is: 4,539.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720.96 : 5,582.48 = 3,025.92 : x
  2. Step 2: Convert to fraction form
    3,720.96/5,582.48 = 3,025.92/x
  3. Step 3: Cross multiply
    3,720.96x = 5,582.48 × 3,025.92
  4. Step 4: Simplify right side
    3,720.96x = 16,892,137.88
  5. Step 5: Solve for x
    x = 16,892,137.88/3,720.96
  6. Step 6: Final answer
    x = 4,539.73

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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.