Home / 11,945.08-17,917.79-4,549.94

Finding the Fourth Proportional to 11,945.08, 17,917.79 and 4,549.94

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Solution

The fourth proportional to 11,945.08, 17,917.79 and 4,549.94 is: 6,824.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,945.08 : 17,917.79 = 4,549.94 : x
  2. Step 2: Convert to fraction form
    11,945.08/17,917.79 = 4,549.94/x
  3. Step 3: Cross multiply
    11,945.08x = 17,917.79 × 4,549.94
  4. Step 4: Simplify right side
    11,945.08x = 81,524,925.60
  5. Step 5: Solve for x
    x = 81,524,925.60/11,945.08
  6. Step 6: Final answer
    x = 6,824.98

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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.