Home / 11,795.28-17,695.65-5,221.52

Finding the Fourth Proportional to 11,795.28, 17,695.65 and 5,221.52

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Solution

The fourth proportional to 11,795.28, 17,695.65 and 5,221.52 is: 7,833.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795.28 : 17,695.65 = 5,221.52 : x
  2. Step 2: Convert to fraction form
    11,795.28/17,695.65 = 5,221.52/x
  3. Step 3: Cross multiply
    11,795.28x = 17,695.65 × 5,221.52
  4. Step 4: Simplify right side
    11,795.28x = 92,398,190.39
  5. Step 5: Solve for x
    x = 92,398,190.39/11,795.28
  6. Step 6: Final answer
    x = 7,833.49

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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.