Home / 11,845.20-17,750.52-6,652.56

Finding the Fourth Proportional to 11,845.20, 17,750.52 and 6,652.56

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Solution

The fourth proportional to 11,845.20, 17,750.52 and 6,652.56 is: 9,969.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.20 : 17,750.52 = 6,652.56 : x
  2. Step 2: Convert to fraction form
    11,845.20/17,750.52 = 6,652.56/x
  3. Step 3: Cross multiply
    11,845.20x = 17,750.52 × 6,652.56
  4. Step 4: Simplify right side
    11,845.20x = 118,086,399.33
  5. Step 5: Solve for x
    x = 118,086,399.33/11,845.20
  6. Step 6: Final answer
    x = 9,969.14

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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.