Home / 4,112.82-5,661.81-3,560.94

Finding the Fourth Proportional to 4,112.82, 5,661.81 and 3,560.94

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Solution

The fourth proportional to 4,112.82, 5,661.81 and 3,560.94 is: 4,902.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.82 : 5,661.81 = 3,560.94 : x
  2. Step 2: Convert to fraction form
    4,112.82/5,661.81 = 3,560.94/x
  3. Step 3: Cross multiply
    4,112.82x = 5,661.81 × 3,560.94
  4. Step 4: Simplify right side
    4,112.82x = 20,161,365.70
  5. Step 5: Solve for x
    x = 20,161,365.70/4,112.82
  6. Step 6: Final answer
    x = 4,902.08

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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.