Home / 5,055.49-6,963.46-3,936.34

Finding the Fourth Proportional to 5,055.49, 6,963.46 and 3,936.34

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Solution

The fourth proportional to 5,055.49, 6,963.46 and 3,936.34 is: 5,421.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.49 : 6,963.46 = 3,936.34 : x
  2. Step 2: Convert to fraction form
    5,055.49/6,963.46 = 3,936.34/x
  3. Step 3: Cross multiply
    5,055.49x = 6,963.46 × 3,936.34
  4. Step 4: Simplify right side
    5,055.49x = 27,410,546.14
  5. Step 5: Solve for x
    x = 27,410,546.14/5,055.49
  6. Step 6: Final answer
    x = 5,421.94

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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.