Home / 3,011.46-4,517.96-1,255.90

Finding the Fourth Proportional to 3,011.46, 4,517.96 and 1,255.90

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Solution

The fourth proportional to 3,011.46, 4,517.96 and 1,255.90 is: 1,884.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.46 : 4,517.96 = 1,255.90 : x
  2. Step 2: Convert to fraction form
    3,011.46/4,517.96 = 1,255.90/x
  3. Step 3: Cross multiply
    3,011.46x = 4,517.96 × 1,255.90
  4. Step 4: Simplify right side
    3,011.46x = 5,674,105.96
  5. Step 5: Solve for x
    x = 5,674,105.96/3,011.46
  6. Step 6: Final answer
    x = 1,884.17

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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.