Home / 11,926.35-17,889.69-3,606.44

Finding the Fourth Proportional to 11,926.35, 17,889.69 and 3,606.44

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Solution

The fourth proportional to 11,926.35, 17,889.69 and 3,606.44 is: 5,409.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,926.35 : 17,889.69 = 3,606.44 : x
  2. Step 2: Convert to fraction form
    11,926.35/17,889.69 = 3,606.44/x
  3. Step 3: Cross multiply
    11,926.35x = 17,889.69 × 3,606.44
  4. Step 4: Simplify right side
    11,926.35x = 64,518,004.16
  5. Step 5: Solve for x
    x = 64,518,004.16/11,926.35
  6. Step 6: Final answer
    x = 5,409.70

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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.