Home / 7,996.72-11,995.06-2,801.38

Finding the Fourth Proportional to 7,996.72, 11,995.06 and 2,801.38

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Solution

The fourth proportional to 7,996.72, 11,995.06 and 2,801.38 is: 4,202.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,996.72 : 11,995.06 = 2,801.38 : x
  2. Step 2: Convert to fraction form
    7,996.72/11,995.06 = 2,801.38/x
  3. Step 3: Cross multiply
    7,996.72x = 11,995.06 × 2,801.38
  4. Step 4: Simplify right side
    7,996.72x = 33,602,721.18
  5. Step 5: Solve for x
    x = 33,602,721.18/7,996.72
  6. Step 6: Final answer
    x = 4,202.06

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1.5x scale

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.