Home / 3,261.15-4,891.23-1,069.92

Finding the Fourth Proportional to 3,261.15, 4,891.23 and 1,069.92

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Solution

The fourth proportional to 3,261.15, 4,891.23 and 1,069.92 is: 1,604.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.15 : 4,891.23 = 1,069.92 : x
  2. Step 2: Convert to fraction form
    3,261.15/4,891.23 = 1,069.92/x
  3. Step 3: Cross multiply
    3,261.15x = 4,891.23 × 1,069.92
  4. Step 4: Simplify right side
    3,261.15x = 5,233,224.80
  5. Step 5: Solve for x
    x = 5,233,224.80/3,261.15
  6. Step 6: Final answer
    x = 1,604.72

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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.