Home / 3,086.06-4,621.08-2,591.33

Finding the Fourth Proportional to 3,086.06, 4,621.08 and 2,591.33

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Solution

The fourth proportional to 3,086.06, 4,621.08 and 2,591.33 is: 3,880.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.06 : 4,621.08 = 2,591.33 : x
  2. Step 2: Convert to fraction form
    3,086.06/4,621.08 = 2,591.33/x
  3. Step 3: Cross multiply
    3,086.06x = 4,621.08 × 2,591.33
  4. Step 4: Simplify right side
    3,086.06x = 11,974,743.88
  5. Step 5: Solve for x
    x = 11,974,743.88/3,086.06
  6. Step 6: Final answer
    x = 3,880.27

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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.