Home / 11,259.70-16,889.78-3,468.50

Finding the Fourth Proportional to 11,259.70, 16,889.78 and 3,468.50

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Solution

The fourth proportional to 11,259.70, 16,889.78 and 3,468.50 is: 5,202.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259.70 : 16,889.78 = 3,468.50 : x
  2. Step 2: Convert to fraction form
    11,259.70/16,889.78 = 3,468.50/x
  3. Step 3: Cross multiply
    11,259.70x = 16,889.78 × 3,468.50
  4. Step 4: Simplify right side
    11,259.70x = 58,582,201.93
  5. Step 5: Solve for x
    x = 58,582,201.93/11,259.70
  6. Step 6: Final answer
    x = 5,202.82

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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.