Home / 4,233.20-6,351.60-2,040.80

Finding the Fourth Proportional to 4,233.20, 6,351.60 and 2,040.80

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Solution

The fourth proportional to 4,233.20, 6,351.60 and 2,040.80 is: 3,062.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,233.20 : 6,351.60 = 2,040.80 : x
  2. Step 2: Convert to fraction form
    4,233.20/6,351.60 = 2,040.80/x
  3. Step 3: Cross multiply
    4,233.20x = 6,351.60 × 2,040.80
  4. Step 4: Simplify right side
    4,233.20x = 12,962,345.28
  5. Step 5: Solve for x
    x = 12,962,345.28/4,233.20
  6. Step 6: Final answer
    x = 3,062.07

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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.