Home / 7,481.15-11,222.18-3,098.94

Finding the Fourth Proportional to 7,481.15, 11,222.18 and 3,098.94

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Solution

The fourth proportional to 7,481.15, 11,222.18 and 3,098.94 is: 4,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.15 : 11,222.18 = 3,098.94 : x
  2. Step 2: Convert to fraction form
    7,481.15/11,222.18 = 3,098.94/x
  3. Step 3: Cross multiply
    7,481.15x = 11,222.18 × 3,098.94
  4. Step 4: Simplify right side
    7,481.15x = 34,776,846.99
  5. Step 5: Solve for x
    x = 34,776,846.99/7,481.15
  6. Step 6: Final answer
    x = 4,648.60

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1.5x scale

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.