Home / 3,208.20-4,812.86-1,016.52

Finding the Fourth Proportional to 3,208.20, 4,812.86 and 1,016.52

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Solution

The fourth proportional to 3,208.20, 4,812.86 and 1,016.52 is: 1,524.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208.20 : 4,812.86 = 1,016.52 : x
  2. Step 2: Convert to fraction form
    3,208.20/4,812.86 = 1,016.52/x
  3. Step 3: Cross multiply
    3,208.20x = 4,812.86 × 1,016.52
  4. Step 4: Simplify right side
    3,208.20x = 4,892,368.45
  5. Step 5: Solve for x
    x = 4,892,368.45/3,208.20
  6. Step 6: Final answer
    x = 1,524.96

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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.