Home / 3,096.28-4,272.82-1,769.95

Finding the Fourth Proportional to 3,096.28, 4,272.82 and 1,769.95

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Solution

The fourth proportional to 3,096.28, 4,272.82 and 1,769.95 is: 2,442.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.28 : 4,272.82 = 1,769.95 : x
  2. Step 2: Convert to fraction form
    3,096.28/4,272.82 = 1,769.95/x
  3. Step 3: Cross multiply
    3,096.28x = 4,272.82 × 1,769.95
  4. Step 4: Simplify right side
    3,096.28x = 7,562,677.76
  5. Step 5: Solve for x
    x = 7,562,677.76/3,096.28
  6. Step 6: Final answer
    x = 2,442.50

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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.