Home / 7,427.97-11,143.04-3,963.33

Finding the Fourth Proportional to 7,427.97, 11,143.04 and 3,963.33

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Solution

The fourth proportional to 7,427.97, 11,143.04 and 3,963.33 is: 5,945.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,427.97 : 11,143.04 = 3,963.33 : x
  2. Step 2: Convert to fraction form
    7,427.97/11,143.04 = 3,963.33/x
  3. Step 3: Cross multiply
    7,427.97x = 11,143.04 × 3,963.33
  4. Step 4: Simplify right side
    7,427.97x = 44,163,524.91
  5. Step 5: Solve for x
    x = 44,163,524.91/7,427.97
  6. Step 6: Final answer
    x = 5,945.57

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Double scale
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Similar ratio
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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.