Home / 3,321.99-4,982.94-1,132.25

Finding the Fourth Proportional to 3,321.99, 4,982.94 and 1,132.25

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Solution

The fourth proportional to 3,321.99, 4,982.94 and 1,132.25 is: 1,698.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321.99 : 4,982.94 = 1,132.25 : x
  2. Step 2: Convert to fraction form
    3,321.99/4,982.94 = 1,132.25/x
  3. Step 3: Cross multiply
    3,321.99x = 4,982.94 × 1,132.25
  4. Step 4: Simplify right side
    3,321.99x = 5,641,908.90
  5. Step 5: Solve for x
    x = 5,641,908.90/3,321.99
  6. Step 6: Final answer
    x = 1,698.35

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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.