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Finding the Fourth Proportional to 2,256.80, 3,385.24 and 795.98

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Solution

The fourth proportional to 2,256.80, 3,385.24 and 795.98 is: 1,193.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256.80 : 3,385.24 = 795.98 : x
  2. Step 2: Convert to fraction form
    2,256.80/3,385.24 = 795.98/x
  3. Step 3: Cross multiply
    2,256.80x = 3,385.24 × 795.98
  4. Step 4: Simplify right side
    2,256.80x = 2,694,583.34
  5. Step 5: Solve for x
    x = 2,694,583.34/2,256.80
  6. Step 6: Final answer
    x = 1,193.98

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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.