Home / 7,558.68-11,340.18-3,173.88

Finding the Fourth Proportional to 7,558.68, 11,340.18 and 3,173.88

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Solution

The fourth proportional to 7,558.68, 11,340.18 and 3,173.88 is: 4,761.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558.68 : 11,340.18 = 3,173.88 : x
  2. Step 2: Convert to fraction form
    7,558.68/11,340.18 = 3,173.88/x
  3. Step 3: Cross multiply
    7,558.68x = 11,340.18 × 3,173.88
  4. Step 4: Simplify right side
    7,558.68x = 35,992,370.50
  5. Step 5: Solve for x
    x = 35,992,370.50/7,558.68
  6. Step 6: Final answer
    x = 4,761.73

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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.