Home / 3,433.82-4,738.92-1,941.89

Finding the Fourth Proportional to 3,433.82, 4,738.92 and 1,941.89

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Solution

The fourth proportional to 3,433.82, 4,738.92 and 1,941.89 is: 2,679.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.82 : 4,738.92 = 1,941.89 : x
  2. Step 2: Convert to fraction form
    3,433.82/4,738.92 = 1,941.89/x
  3. Step 3: Cross multiply
    3,433.82x = 4,738.92 × 1,941.89
  4. Step 4: Simplify right side
    3,433.82x = 9,202,437.66
  5. Step 5: Solve for x
    x = 9,202,437.66/3,433.82
  6. Step 6: Final answer
    x = 2,679.95

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1.5x scale

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.