Home / 7,633.20-11,445.17-3,682.02

Finding the Fourth Proportional to 7,633.20, 11,445.17 and 3,682.02

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Solution

The fourth proportional to 7,633.20, 11,445.17 and 3,682.02 is: 5,520.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,633.20 : 11,445.17 = 3,682.02 : x
  2. Step 2: Convert to fraction form
    7,633.20/11,445.17 = 3,682.02/x
  3. Step 3: Cross multiply
    7,633.20x = 11,445.17 × 3,682.02
  4. Step 4: Simplify right side
    7,633.20x = 42,141,344.84
  5. Step 5: Solve for x
    x = 42,141,344.84/7,633.20
  6. Step 6: Final answer
    x = 5,520.80

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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.