Home / 4,540.96-6,811.73-1,209.16

Finding the Fourth Proportional to 4,540.96, 6,811.73 and 1,209.16

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Solution

The fourth proportional to 4,540.96, 6,811.73 and 1,209.16 is: 1,813.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540.96 : 6,811.73 = 1,209.16 : x
  2. Step 2: Convert to fraction form
    4,540.96/6,811.73 = 1,209.16/x
  3. Step 3: Cross multiply
    4,540.96x = 6,811.73 × 1,209.16
  4. Step 4: Simplify right side
    4,540.96x = 8,236,466.09
  5. Step 5: Solve for x
    x = 8,236,466.09/4,540.96
  6. Step 6: Final answer
    x = 1,813.81

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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.