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Finding the Fourth Proportional to 2,644.95, 3,967.62 and 795.93

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Solution

The fourth proportional to 2,644.95, 3,967.62 and 795.93 is: 1,193.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,644.95 : 3,967.62 = 795.93 : x
  2. Step 2: Convert to fraction form
    2,644.95/3,967.62 = 795.93/x
  3. Step 3: Cross multiply
    2,644.95x = 3,967.62 × 795.93
  4. Step 4: Simplify right side
    2,644.95x = 3,157,947.79
  5. Step 5: Solve for x
    x = 3,157,947.79/2,644.95
  6. Step 6: Final answer
    x = 1,193.95

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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.