Home / 10,226.37-15,340.20-2,729.79

Finding the Fourth Proportional to 10,226.37, 15,340.20 and 2,729.79

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Solution

The fourth proportional to 10,226.37, 15,340.20 and 2,729.79 is: 4,094.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,226.37 : 15,340.20 = 2,729.79 : x
  2. Step 2: Convert to fraction form
    10,226.37/15,340.20 = 2,729.79/x
  3. Step 3: Cross multiply
    10,226.37x = 15,340.20 × 2,729.79
  4. Step 4: Simplify right side
    10,226.37x = 41,875,524.56
  5. Step 5: Solve for x
    x = 41,875,524.56/10,226.37
  6. Step 6: Final answer
    x = 4,094.86

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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.