Home / 10,663.40-15,996.30-3,267.80

Finding the Fourth Proportional to 10,663.40, 15,996.30 and 3,267.80

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Solution

The fourth proportional to 10,663.40, 15,996.30 and 3,267.80 is: 4,902.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,663.40 : 15,996.30 = 3,267.80 : x
  2. Step 2: Convert to fraction form
    10,663.40/15,996.30 = 3,267.80/x
  3. Step 3: Cross multiply
    10,663.40x = 15,996.30 × 3,267.80
  4. Step 4: Simplify right side
    10,663.40x = 52,272,709.14
  5. Step 5: Solve for x
    x = 52,272,709.14/10,663.40
  6. Step 6: Final answer
    x = 4,902.07

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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.