Home / 11,765.07-17,648.30-3,330.87

Finding the Fourth Proportional to 11,765.07, 17,648.30 and 3,330.87

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Solution

The fourth proportional to 11,765.07, 17,648.30 and 3,330.87 is: 4,996.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,765.07 : 17,648.30 = 3,330.87 : x
  2. Step 2: Convert to fraction form
    11,765.07/17,648.30 = 3,330.87/x
  3. Step 3: Cross multiply
    11,765.07x = 17,648.30 × 3,330.87
  4. Step 4: Simplify right side
    11,765.07x = 58,784,176.37
  5. Step 5: Solve for x
    x = 58,784,176.37/11,765.07
  6. Step 6: Final answer
    x = 4,996.50

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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.