Home / 11,917.08-17,869.02-5,349.56

Finding the Fourth Proportional to 11,917.08, 17,869.02 and 5,349.56

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Solution

The fourth proportional to 11,917.08, 17,869.02 and 5,349.56 is: 8,021.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,917.08 : 17,869.02 = 5,349.56 : x
  2. Step 2: Convert to fraction form
    11,917.08/17,869.02 = 5,349.56/x
  3. Step 3: Cross multiply
    11,917.08x = 17,869.02 × 5,349.56
  4. Step 4: Simplify right side
    11,917.08x = 95,591,394.63
  5. Step 5: Solve for x
    x = 95,591,394.63/11,917.08
  6. Step 6: Final answer
    x = 8,021.38

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1.5x scale

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.