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Finding the Fourth Proportional to 5,300.54, 7,941 and 2,664.96

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Solution

The fourth proportional to 5,300.54, 7,941 and 2,664.96 is: 3,992.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,300.54 : 7,941 = 2,664.96 : x
  2. Step 2: Convert to fraction form
    5,300.54/7,941 = 2,664.96/x
  3. Step 3: Cross multiply
    5,300.54x = 7,941 × 2,664.96
  4. Step 4: Simplify right side
    5,300.54x = 21,162,447.36
  5. Step 5: Solve for x
    x = 21,162,447.36/5,300.54
  6. Step 6: Final answer
    x = 3,992.51

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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.