Home / 3,433.45-5,147.90-1,241.89

Finding the Fourth Proportional to 3,433.45, 5,147.90 and 1,241.89

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Solution

The fourth proportional to 3,433.45, 5,147.90 and 1,241.89 is: 1,862.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.45 : 5,147.90 = 1,241.89 : x
  2. Step 2: Convert to fraction form
    3,433.45/5,147.90 = 1,241.89/x
  3. Step 3: Cross multiply
    3,433.45x = 5,147.90 × 1,241.89
  4. Step 4: Simplify right side
    3,433.45x = 6,393,125.53
  5. Step 5: Solve for x
    x = 6,393,125.53/3,433.45
  6. Step 6: Final answer
    x = 1,862.01

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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.