Home / 4,230.28-6,346.14-2,380.60

Finding the Fourth Proportional to 4,230.28, 6,346.14 and 2,380.60

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Solution

The fourth proportional to 4,230.28, 6,346.14 and 2,380.60 is: 3,571.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.28 : 6,346.14 = 2,380.60 : x
  2. Step 2: Convert to fraction form
    4,230.28/6,346.14 = 2,380.60/x
  3. Step 3: Cross multiply
    4,230.28x = 6,346.14 × 2,380.60
  4. Step 4: Simplify right side
    4,230.28x = 15,107,620.88
  5. Step 5: Solve for x
    x = 15,107,620.88/4,230.28
  6. Step 6: Final answer
    x = 3,571.31

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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.