Home / 3,321.46-4,983.05-1,241.49

Finding the Fourth Proportional to 3,321.46, 4,983.05 and 1,241.49

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Solution

The fourth proportional to 3,321.46, 4,983.05 and 1,241.49 is: 1,862.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321.46 : 4,983.05 = 1,241.49 : x
  2. Step 2: Convert to fraction form
    3,321.46/4,983.05 = 1,241.49/x
  3. Step 3: Cross multiply
    3,321.46x = 4,983.05 × 1,241.49
  4. Step 4: Simplify right side
    3,321.46x = 6,186,409.85
  5. Step 5: Solve for x
    x = 6,186,409.85/3,321.46
  6. Step 6: Final answer
    x = 1,862.56

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1.5x scale

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.