Home / 3,473.97-5,211.36-1,394.70

Finding the Fourth Proportional to 3,473.97, 5,211.36 and 1,394.70

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Solution

The fourth proportional to 3,473.97, 5,211.36 and 1,394.70 is: 2,092.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,473.97 : 5,211.36 = 1,394.70 : x
  2. Step 2: Convert to fraction form
    3,473.97/5,211.36 = 1,394.70/x
  3. Step 3: Cross multiply
    3,473.97x = 5,211.36 × 1,394.70
  4. Step 4: Simplify right side
    3,473.97x = 7,268,283.79
  5. Step 5: Solve for x
    x = 7,268,283.79/3,473.97
  6. Step 6: Final answer
    x = 2,092.21

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1.5x scale

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.