Home / 7,481.12-11,225.99-3,037.86

Finding the Fourth Proportional to 7,481.12, 11,225.99 and 3,037.86

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Solution

The fourth proportional to 7,481.12, 11,225.99 and 3,037.86 is: 4,558.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.12 : 11,225.99 = 3,037.86 : x
  2. Step 2: Convert to fraction form
    7,481.12/11,225.99 = 3,037.86/x
  3. Step 3: Cross multiply
    7,481.12x = 11,225.99 × 3,037.86
  4. Step 4: Simplify right side
    7,481.12x = 34,102,970.79
  5. Step 5: Solve for x
    x = 34,102,970.79/7,481.12
  6. Step 6: Final answer
    x = 4,558.54

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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.