Home / 4,233.20-6,349.80-2,850.80

Finding the Fourth Proportional to 4,233.20, 6,349.80 and 2,850.80

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Solution

The fourth proportional to 4,233.20, 6,349.80 and 2,850.80 is: 4,276.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,233.20 : 6,349.80 = 2,850.80 : x
  2. Step 2: Convert to fraction form
    4,233.20/6,349.80 = 2,850.80/x
  3. Step 3: Cross multiply
    4,233.20x = 6,349.80 × 2,850.80
  4. Step 4: Simplify right side
    4,233.20x = 18,102,009.84
  5. Step 5: Solve for x
    x = 18,102,009.84/4,233.20
  6. Step 6: Final answer
    x = 4,276.20

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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.