Home / 9,996.30-13,795.00-5,519.97

Finding the Fourth Proportional to 9,996.30, 13,795.00 and 5,519.97

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Solution

The fourth proportional to 9,996.30, 13,795.00 and 5,519.97 is: 7,617.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,996.30 : 13,795.00 = 5,519.97 : x
  2. Step 2: Convert to fraction form
    9,996.30/13,795.00 = 5,519.97/x
  3. Step 3: Cross multiply
    9,996.30x = 13,795.00 × 5,519.97
  4. Step 4: Simplify right side
    9,996.30x = 76,147,972.35
  5. Step 5: Solve for x
    x = 76,147,972.35/9,996.30
  6. Step 6: Final answer
    x = 7,617.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.