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Finding the Fourth Proportional to 796, 1,095.84 and 692.48

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Solution

The fourth proportional to 796, 1,095.84 and 692.48 is: 953.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    796 : 1,095.84 = 692.48 : x
  2. Step 2: Convert to fraction form
    796/1,095.84 = 692.48/x
  3. Step 3: Cross multiply
    796x = 1,095.84 × 692.48
  4. Step 4: Simplify right side
    796x = 758,847.28
  5. Step 5: Solve for x
    x = 758,847.28/796
  6. Step 6: Final answer
    x = 953.33

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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.