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Finding the Fourth Proportional to 7,959.47, 11,936.07 and 2,693.03

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Solution

The fourth proportional to 7,959.47, 11,936.07 and 2,693.03 is: 4,038.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,959.47 : 11,936.07 = 2,693.03 : x
  2. Step 2: Convert to fraction form
    7,959.47/11,936.07 = 2,693.03/x
  3. Step 3: Cross multiply
    7,959.47x = 11,936.07 × 2,693.03
  4. Step 4: Simplify right side
    7,959.47x = 32,144,134.91
  5. Step 5: Solve for x
    x = 32,144,134.91/7,959.47
  6. Step 6: Final answer
    x = 4,038.48

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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.