Home / 3,084.58-4,622.46-1,329.13

Finding the Fourth Proportional to 3,084.58, 4,622.46 and 1,329.13

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Solution

The fourth proportional to 3,084.58, 4,622.46 and 1,329.13 is: 1,991.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.58 : 4,622.46 = 1,329.13 : x
  2. Step 2: Convert to fraction form
    3,084.58/4,622.46 = 1,329.13/x
  3. Step 3: Cross multiply
    3,084.58x = 4,622.46 × 1,329.13
  4. Step 4: Simplify right side
    3,084.58x = 6,143,850.26
  5. Step 5: Solve for x
    x = 6,143,850.26/3,084.58
  6. Step 6: Final answer
    x = 1,991.79

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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.