Home / 11,259.43-16,889.14-2,939.37

Finding the Fourth Proportional to 11,259.43, 16,889.14 and 2,939.37

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Solution

The fourth proportional to 11,259.43, 16,889.14 and 2,939.37 is: 4,409.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259.43 : 16,889.14 = 2,939.37 : x
  2. Step 2: Convert to fraction form
    11,259.43/16,889.14 = 2,939.37/x
  3. Step 3: Cross multiply
    11,259.43x = 16,889.14 × 2,939.37
  4. Step 4: Simplify right side
    11,259.43x = 49,643,466.78
  5. Step 5: Solve for x
    x = 49,643,466.78/11,259.43
  6. Step 6: Final answer
    x = 4,409.06

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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.