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Finding the Fourth Proportional to 7,957.37, 11,929.82 and 5,029.53

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Solution

The fourth proportional to 7,957.37, 11,929.82 and 5,029.53 is: 7,540.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,957.37 : 11,929.82 = 5,029.53 : x
  2. Step 2: Convert to fraction form
    7,957.37/11,929.82 = 5,029.53/x
  3. Step 3: Cross multiply
    7,957.37x = 11,929.82 × 5,029.53
  4. Step 4: Simplify right side
    7,957.37x = 60,001,362.44
  5. Step 5: Solve for x
    x = 60,001,362.44/7,957.37
  6. Step 6: Final answer
    x = 7,540.35

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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.