Home / 11,864.72-17,799.21-3,966.45

Finding the Fourth Proportional to 11,864.72, 17,799.21 and 3,966.45

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Solution

The fourth proportional to 11,864.72, 17,799.21 and 3,966.45 is: 5,950.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,864.72 : 17,799.21 = 3,966.45 : x
  2. Step 2: Convert to fraction form
    11,864.72/17,799.21 = 3,966.45/x
  3. Step 3: Cross multiply
    11,864.72x = 17,799.21 × 3,966.45
  4. Step 4: Simplify right side
    11,864.72x = 70,599,676.50
  5. Step 5: Solve for x
    x = 70,599,676.50/11,864.72
  6. Step 6: Final answer
    x = 5,950.39

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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.