Home / 3,453.04-4,765.25-1,961.00

Finding the Fourth Proportional to 3,453.04, 4,765.25 and 1,961.00

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Solution

The fourth proportional to 3,453.04, 4,765.25 and 1,961.00 is: 2,706.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.04 : 4,765.25 = 1,961.00 : x
  2. Step 2: Convert to fraction form
    3,453.04/4,765.25 = 1,961.00/x
  3. Step 3: Cross multiply
    3,453.04x = 4,765.25 × 1,961.00
  4. Step 4: Simplify right side
    3,453.04x = 9,344,654.20
  5. Step 5: Solve for x
    x = 9,344,654.20/3,453.04
  6. Step 6: Final answer
    x = 2,706.21

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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.