Home / 4,311.54-5,947.59-3,561.06

Finding the Fourth Proportional to 4,311.54, 5,947.59 and 3,561.06

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Solution

The fourth proportional to 4,311.54, 5,947.59 and 3,561.06 is: 4,912.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,311.54 : 5,947.59 = 3,561.06 : x
  2. Step 2: Convert to fraction form
    4,311.54/5,947.59 = 3,561.06/x
  3. Step 3: Cross multiply
    4,311.54x = 5,947.59 × 3,561.06
  4. Step 4: Simplify right side
    4,311.54x = 21,179,724.85
  5. Step 5: Solve for x
    x = 21,179,724.85/4,311.54
  6. Step 6: Final answer
    x = 4,912.33

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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.