Home / 3,207.11-4,811.19-1,015.84

Finding the Fourth Proportional to 3,207.11, 4,811.19 and 1,015.84

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Solution

The fourth proportional to 3,207.11, 4,811.19 and 1,015.84 is: 1,523.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.11 : 4,811.19 = 1,015.84 : x
  2. Step 2: Convert to fraction form
    3,207.11/4,811.19 = 1,015.84/x
  3. Step 3: Cross multiply
    3,207.11x = 4,811.19 × 1,015.84
  4. Step 4: Simplify right side
    3,207.11x = 4,887,399.25
  5. Step 5: Solve for x
    x = 4,887,399.25/3,207.11
  6. Step 6: Final answer
    x = 1,523.93

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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.