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Finding the Fourth Proportional to 926.73, 1,277.76 and 795.51

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Solution

The fourth proportional to 926.73, 1,277.76 and 795.51 is: 1,096.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    926.73 : 1,277.76 = 795.51 : x
  2. Step 2: Convert to fraction form
    926.73/1,277.76 = 795.51/x
  3. Step 3: Cross multiply
    926.73x = 1,277.76 × 795.51
  4. Step 4: Simplify right side
    926.73x = 1,016,470.86
  5. Step 5: Solve for x
    x = 1,016,470.86/926.73
  6. Step 6: Final answer
    x = 1,096.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.