Home / 3,086.04-4,628.94-1,236.60

Finding the Fourth Proportional to 3,086.04, 4,628.94 and 1,236.60

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Solution

The fourth proportional to 3,086.04, 4,628.94 and 1,236.60 is: 1,854.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.04 : 4,628.94 = 1,236.60 : x
  2. Step 2: Convert to fraction form
    3,086.04/4,628.94 = 1,236.60/x
  3. Step 3: Cross multiply
    3,086.04x = 4,628.94 × 1,236.60
  4. Step 4: Simplify right side
    3,086.04x = 5,724,147.20
  5. Step 5: Solve for x
    x = 5,724,147.20/3,086.04
  6. Step 6: Final answer
    x = 1,854.85

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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.